This is the complete list of Congressional Member Organizations (caucuses) of the 109th United States Congress, and officers, as listed by the U.S. House Committee on House Administration. Other current caucuses, not listed with the Committee on House Administration, are included at the end.
2015 Caucus
Rep. Clay Shaw (R)
Rep. Collin Peterson (D)
21st Century Health Care Caucus
Rep. Tim Murphy (R)
Rep. Patrick J. Kennedy (D)
4-H Caucus
Rep. Richard Pombo (R)
Rep. Marcy Kaptur (D)
9/11 Commission Caucus
Rep. Carolyn Maloney (D)
Rep. Christopher Shays (R)
Addiction, Treatment and Recovery Caucus
Rep. Jim Ramstad (R)
Rep. Patrick J. Kennedy (D)
Afterschool Caucus
Rep. Ileana Ros-Lehtinen (R)
Rep. Nita Lowey (D)
Alzheimer's Disease Congressional Task Force
Rep. Edward Markey (D)
Rep. Christopher Smith (R)
Anti-Value Added Tax Caucus, The (Anti-VAT Caucus)
Rep. Wally Herger (R)
Appalachian Caucus
Rep. Bob Ney (R)
Army Corps Reform Caucus
Rep. Earl Blumenauer (D)
Bipartisan Disabilities Caucus
Rep. Jim Langevin (D)
Rep. Jim Ramstad (R)
Rep. Major Owens (D)
Rep. Nancy Johnson (politician) (R)
Bipartisan Working Group on Disaster Recovery and Response, The
Rep. Bob Ney (R)
Rep. William Lacy Clay, Jr. (D)
Blue Dog Coalition
Rep. Jim Matheson (D)
Rep. Jim Cooper (D)
Rep. Dennis Cardoza (D)
Rep. Mike Ross (D)
Building a Better America Caucus (BABC)
Rep. Gary Miller (R)
California Democratic Congressional Delegation
Rep. Zoe Lofgren (D)
Caribbean Caucus
Rep. Bob Ney (R)
Rep. Donald M. Payne (D)
Center aisle caucus
Rep. Timothy V. Johnson (R)
Rep. Steve Israel (D)
Chesapeake Bay Watershed Task Force
Rep. Wayne Gilchrest (R)
Rep. Chris Van Hollen (D)
Rep. Thomas M. Davis (R)
Rep. Robert C. Scott (D)
Children's Environmental Health Caucus
Rep. Rush D. Holt, Jr. (D)
Rep. Jim Saxton (R)
Coalition on Autism Research and Education
Rep. Chris Smith (New Jersey politician) (R)
Rep. Michael F. Doyle (D)
Community College Caucus
Rep. Brad Miller (D)
Rep. Michael N. Castle (R)
Rep. David Wu (D)
Community Solutions and Initiatives Caucus
Rep. Mark Green (R)
Rep. Harold Ford, Jr. (D)
Congressional Arts Caucus
Rep. Louise Slaughter (D)
Rep. Christopher Shays (R)
Congressional Asian Pacific American Caucus
Rep. Mike Honda (D)
Rep. Eni Faleomavaega (D)
Rep. Ed Case (D)
Rep. Madeleine Bordallo (D)
Congressional Automotive Caucus
Rep. Dale Kildee (D)
Rep. Fred Upton (R)
Congressional Azerbaijan Caucus
Rep. Solomon P. Ortiz (D)
Rep. Curt Weldon (R)
Congressional Battlefield Caucus
Rep. Steve Israel (D)
Rep. Gil Gutknecht (R)
Rep. Bart Gordon (D)
Rep. Gary Miller (R)
Congressional Bike Caucus (CBC)
Rep. Earl Blumenauer (D)
Congressional Biotechnology Caucus
Rep. Bobby Rush (D)
Rep. Bob Goodlatte (R)
Rep. John Shimkus (R)
Congressional Bipartisan Cerebral Palsy Caucus
Rep. Dan Burton (R)
Congressional Black Caucus
Rep. Melvin Watt (D)
Rep. Corrine Brown (D)
Rep. Carolyn Kilpatrick (D)
Rep. Danny K. Davis (D)
Rep. Barbara Lee (D)
Congressional Boating Caucus
Rep. Clay Shaw
Rep. Gene Taylor
Congressional Border Caucus
Rep. Solomon Ortiz
Rep. Henry Bonilla
Congressional Brain Injury Task Force
Rep. Bill Pascrell
Rep. Todd Russell Platts
,
Congressional Brazil Caucus
Rep. Phil English
Rep. Bill Jefferson
Rep. Kevin Brady
Rep. Jim Davis
Congressional Caucus on Armenian Issues
Rep. Joe Knollenberg
Rep. Frank Pallone
Congressional Caucus on Central America
Rep. Ileana Ros-Lehtinen
Congressional Caucus on Fetal Alcohol Spectrum Disorders
Rep. Jim Ramstad
Rep. Frank Pallone
Congressional Caucus on Global Road Safety
Rep. Robert Wexler
Rep. Steve LaTourette
Rep. Sherrod Brown
Congressional Caucus on Hellenic Issues
Rep. Michael Bilirakis
Rep. Carolyn Maloney
Congressional Caucus on the Judicial Branch
Rep. Adam Schiff
Rep. Judy Biggert
Congressional Caucus on Sri Lanka and Sri Lankan Americans
Rep. Frank Pallone
Rep. Jerry Weller
Congressional Caucus on Turkey and Turkish Americans
Rep. Robert Wexler
Rep. Ed Whitfield
Rep. Kay Granger
Congressional Caucus on Uganda
Rep. Christopher Smith
Rep. Edolphus Towns
Congressional Caucus for Women's Issues
Rep. Ginny Brown-Waite
Rep. Hilda Solis
Rep. Lois Capps
Rep. Ileana Ros-Lehtinen
Congressional Caucus on Youth Sports
Rep. Mike McIntyre
Rep. John Shimkus
Congressional Entertainment Industries Caucus
Rep. Diane Watson
Congressional Caucus to Fight and Control Methamphetamine
Rep. Ken Calvert
Rep. Leonard Boswell
Rep. Chris Cannon
Rep. Rick Larsen
Congressional Children's Caucus
Rep. Sheila Jackson Lee
Congressional China Caucus
Rep. J. Randy Forbes
Congressional Climate Caucus
Rep. Wayne Gilchrest
Rep. John Olver
Congressional Coalition on Adoption
Rep. Jim Oberstar
Rep. Dave Camp
Sen. Larry Craig
Sen. Mary Landrieu
Congressional Coastal Caucus
Rep. Clay Shaw
Rep. Frank Pallone
Congressional Complementary and Alternative Medicine Caucus
Rep. Dan Burton
Sen. Tom Harkin
Rep. Dennis Kucinich
Rep. Orrin Hatch
Congressional Constitution Caucus
Rep. Scott Garrett
Congressional Correctional Officers Caucus
Rep. Ted Strickland
Congressional Croatian Caucus
Rep. George Radanovich
Rep. Pete Visclosky
Congressional Diabetes Caucus
Rep. Diana DeGette
Rep. Michael N. Castle
Congressional E-911 Caucus
Rep. John Shimkus
Rep. Anna Eshoo
Congressional Farmer Cooperative Caucus
Rep. Sam Graves
Rep. Earl Pomeroy
Sen. Larry Craig
Sen. Blanche Lambert Lincoln
Congressional Fire Services Caucus
Rep. Curt Weldon
Rep. Sherwood Boehlert
Rep. Steny Hoyer
Rep. Rob Andrews
Congressional Fitness Caucus
Rep. Zach Wamp
Rep. Mark Udall
Congressional Food Safety Caucus
Rep. Rosa DeLauro
Rep. Sherrod Brown
Congressional Forest Task Force
Rep. Bob Goodlatte
Rep. Collin Peterson
Rep. Greg Walden
Rep. Mike Thompson
Congressional Former Mayors Caucus
Rep. Mike Turner
Rep. Michael Capuano
Congressional Fraternal Caucus
Rep. Pete Sessions
Rep. Stephanie Tubbs Jones
Congressional French Caucus
Rep. Jim Oberstar
Rep. Tom Petri
Sen. Mike Crapo
Sen. Mary Landrieu
Congressional Friends of Denmark (CFD)
Rep. Jim Nussle
Rep. Steny Hoyer
Rep. Tom Lantos
Congressional Gaming Caucus
Rep. Jim Gibbons
Rep. Shelley Berkley
Congressional Gulf of Mexico Caucus
Rep. Katherine Harris
Congressional Hearing Health Caucus
Rep. James Walsh
Rep. Lois Capps
Rep. Carolyn McCarthy
Rep. Jim Ryun
Congressional Hispanic Caucus
Rep. Grace Napolitano
Rep. Joe Baca
Rep. Raul Grijalva
Rep. Lucille Roybal-Allard
Congressional Hispanic Conference
Rep. Ileana Ros-Lehtinen
Rep. Luis Fortuno
Congressional HUBZone Caucus
Rep. Roscoe Bartlett
Rep. Alan Mollohan
Congressional Horse Caucus
Rep. John Sweeney
Rep. Ben Chandler
Congressional Human Rights Caucus
Rep. Tom Lantos
Rep. Frank Wolf
Congressional Humanities Caucus
Rep. James Albert Smith Leach
Rep. David Price
Congressional Immigration Reform Caucus
Rep. Tom Tancredo
Congressional Insurance Caucus
Rep. Dan Burton
Congressional Intelligent Transportation Systems Caucus
Rep. Mike Rogers
Rep. Ellen Tauscher
Congressional International Anti-Piracy Caucus
Rep. Adam Schiff
Rep. Bob Goodlatte
Congressional Internet Caucus
Rep. Bob Goodlatte
Rep. Rick Boucher
Congressional Iraqi Women's Caucus
Rep. Tom Osborne
Rep. Kay Granger
Rep. Ellen Tauscher
Congressional Kidney Caucus
Rep. Mark Steven Kirk
Rep. Jim McDermott
Congressional Labor and Working Families Caucus
Rep. Linda Sánchez
Rep. Stephen Lynch
Rep. Mike Michaud
Congressional Life Science Caucus
Rep. Sam Graves
Congressional Management Caucus
Rep. Todd Russell Platts
Congressional Manufacturing Caucus
Rep. Donald Manzullo
Rep. Tim Ryan
Congressional Manufacturing Task Force
Rep. Marty Meehan
Rep. Sherwood Boehlert
Rep. Mike Doyle
Rep. Steve LaTourette
Congressional Medical Professionals Caucus
Rep. Phil Gingrey
Congressional Mental Health Caucus
Rep. Grace Napolitano
Rep. Tim Murphy
Congressional Mentoring Caucus
Rep. Tom Osborne
Rep. Betty McCollum
Rep. Ric Keller
Rep. Susan Davis
Congressional Mine Warfare Caucus
Rep. Solomon Ortiz
Rep. Ander Crenshaw
Congressional Mining Caucus
Rep. Jim Gibbons
Rep. Jim Matheson
Congressional Missing and Exploited Children's Caucus
Rep. Bud Cramer
Congressional Morocco Caucus
Rep. Phil English
Rep. Lincoln Diaz-Balart
Rep. Steve Rothman
Congressional Organic Caucus
Rep. Ron Kind
Rep. Wayne Gilchrest
Rep. Peter DeFazio
Rep. Sam Farr
Rep. James Walsh
Congressional Pakistan Caucus
Rep. Dan Burton
Rep. Sheila Jackson-Lee
Congressional Port Security Caucus
Rep. C.A. Dutch Ruppersberger
Sen. Susan Collins
Sen. Daniel Inouye
Congressional Real Estate Caucus
Rep. Mark Foley
Rep. Richard Neal
Congressional Rural Caucus
Rep. John E. Peterson
Rep. Allen Boyd
Rep. Tom Osborne
Rep. Lincoln Davis
Congressional Rural Housing Caucus
Rep. Ruben Hinojosa
Rep. Artur Davis
Rep. Rick Renzi
Congressional Scouting Caucus
Rep. Ike Skelton
Rep. W. Todd Akin
Congressional Savings and Ownership Caucus
Rep. Phil English
Rep. Jim Cooper
Rep. Chris Chocola
Rep. Harold Ford
Congressional Second Amendment Caucus
Rep. Marilyn Musgrave
Rep. Virgil Goode
Congressional Serbian Caucus
Rep. Dan Burton
Rep. Rahm Emanuel
Congressional Shipbuilding Caucus
Rep. Jo Ann Davis
Rep. Gene Taylor
Congressional Ski and Snowboard Caucus
Rep. John Sweeney
Rep. Mark Udall
Congressional Singapore Caucus
Rep. Solomon Ortiz
Rep. Curt Weldon
Congressional Spina Bifida Caucus
Rep. Christopher Smith
Rep. Bart Stupak
Congressional Sportsmen's Caucus
Rep. Leonard Boswell
Rep. Adam Putnam
Congressional Steel Caucus
Rep. Phil English
Rep. Pete Visclosky
Congressional Stop DUI Caucus
Rep. Shelley Berkley
Rep. Jon Porter
Congressional Submarine Caucus
Rep. Rob Simmons
Rep. Jim Langevin
Congressional Taiwan Caucus
Rep. Robert Wexler
Rep. Steve Chabot
Rep. Sherrod Brown
Rep. Dana Rohrabacher
Congressional Taskforce on International HIV/AIDS
Rep. Jim McDermott
Congressional Tourism and Travel Caucus (CTTC)
Rep. Mark Foley
Rep. Sam Farr
Congressional TRIO Caucus
Rep. Mike Simpson
Rep. Donald Payne
Congressional Ukrainian Caucus
Rep. Curt Weldon
Rep. Marcy Kaptur
Rep. Roscoe Bartlett
Rep. Sander Levin
Congressional United Kingdom Caucus
Rep. Diane Watson
Rep. Ileana Ros-Lehtinen
Congressional Victim's Rights Caucus
Rep. Ted Poe
Rep. Katherine Harris
Congressional Waterways Caucus
Rep. Mike McIntyre
Rep. John Doolittle
Congressional Western Caucus
Rep. Rob Bishop
Rep. Dean Heller
Congressional Wildlife Refuge Caucus
Rep. Ron Kind
Rep. Jim Saxton
Rep. Mike Thompson
Rep. Michael Castle
Congressional Working Group on Parkinson's Disease
Rep. Carolyn Maloney
Rep. Lane Evans
Congressional Zoo and Aquarium Caucus
Rep. Spencer Bachus
Rep. Julia Carson
Delaware River Basin Task Force
Rep. Michael Fitzpatrick
Democratic Israel Working Group
Rep. Henry Waxman
Rep. Gene Green
Rep. Alcee Hastings
Rep. Linda Sánchez
Duma - Congress Study Group
Rep. Curt Weldon
Rep. Steny Hoyer
E-waste Working Group
Rep. Randy "Duke" Cunningham
Rep. Mike Thompson
Rep. Louise Slaughter
Economic Competitiveness Caucus
Rep. Todd Tiahrt
Electronic Warfare (EW) Working Group
Rep. Randy "Duke" Cunningham
Rep. Norman Dicks
Rep. Mark Kirk
Rep. Rick Larsen
Rep. Joseph R. Pitts
Financial and Economic Literacy Caucus
Rep. Judy Biggert
Rep. Ruben Hinojosa
Flat Tax Caucus
Rep. Michael Burgess
Friends of Norway Caucus
Rep. Earl Pomeroy
Rep. Martin Olav Sabo
Rep. Jim Ramstad
Friends of Scotland Caucus
Rep. Mike McIntyre
Rep. John Duncan
Friends of Switzerland Caucus
Rep. Tammy Baldwin
Rep. Rob Portman
Future of American Media Caucus
Rep. Maurice Hinchey
Rep. Bernard Sanders
Rep. Jay Inslee
Rep. David Price
Rep. Sherrod Brown
GLBT Equality Caucus
Rep. Tammy Baldwin, Co-Chair
Rep. Barney Frank, Co-Chair
Global AIDS Emergency Task Force
Rep. Mark Kirk
Rep. James Albert Smith Leach
Rep. Barbara Lee
Rep. Jim McDermott
Sen. Richard Durbin
Sen. Gordon Smith
Great Lakes Task Force
Rep. Vern Ehlers
Rep. John Dingell
Rep. Mark Kirk
Rep. James Oberstar
Historic Preservation Caucus
Rep. Brad Miller
Rep. Mike Turner
House Aerospace Caucus
Rep. Dave Weldon
Rep. Norm Dicks
House Agriculture Energy Users Caucus
Rep. Steve King
Rep. Earl Pomeroy
Rep. Sam Graves
House Army Caucus
Rep. John McHugh
Rep. Chet Edwards
House Baltic Caucus
Rep. John Shimkus
Rep. Dennis Kucinich
House Beef Caucus
Rep. Bob Beauprez
Rep. Dennis Cardoza
House Biofuels Caucus
Rep. Tom Osborne
Rep. John Shimkus
Rep. Lane Evans
Rep. Dennis Moore
House Military Depot and Industrial Facilities Caucus
Rep. Solomon Ortiz
Rep. Walter B. Jones
House Oceans Caucus
Rep. Tom Allen
Rep. Sam Farr
Rep. Jim Saxton
Rep. Curt Weldon
Rep. Wayne Gilchrest
Rep. Jay Inslee
House Reading Caucus
Rep. Anne Northup
House Recycling Caucus
Rep. Frank Pallone
Rep. Paul Gillmor
House Republican Israel Caucus
Rep. Tom Reynolds
Rep. Tom Davis
Rep. Eric Cantor
House Rural Health Care Coalition
Rep. Greg Walden
Rep. Earl Pomeroy
House Science, Technology, Engineering, and Mathematics (STEM) Education Caucus
Rep. Vern Ehlers
Rep. Mark Udall
House Trails Caucus
Rep. Earl Blumenauer
Hudson River Caucus
Rep. Nita Lowey
Rep. John Sweeney
Hungarian American Caucus (HAC)
Rep. Ernest Istook
Rep. Christopher Shays
Rep. Steny Hoyer
Rep. Tom Lantos
Indonesia Caucus
Rep. Dan Burton
Rep. Robert Wexler
International Conservation Caucus
Rep. Edward Royce
Rep. John S. Tanner
Rep. Clay Shaw
Rep. Tom Udall
International Workers Rights Caucus
Rep. Lane Evans
Rep. George Miller
Interstate 69 Caucus
Rep. Tom DeLay
Rep. Roger Wicker
Kenya Caucus
Rep. Gregory Meeks
Rep. Tom Tancredo
Law Enforcement Caucus
Rep. Bart Stupak
Rep. Jim Ramstad
Malaysia Trade, Security and Economic Cooperation Caucus
Rep. Pete Sessions
Rep. Gregory Meeks
Medical and Dental Doctors in Congress Caucus (MDC)
Rep. Phil Gingrey
Rep. Vic Snyder
Medical Malpractice Crisis Task Force
Rep. Allen Boyd
Rep. Ginny Brown-Waite
Medical Technology Caucus
Rep. Jim Ramstad
Rep. Anna Eshoo
Metro Congestion Coalition
Rep. Eddie Bernice Johnson
Military Veterans Caucus
Rep. Michael Bilirakis
Rep. Charlie Norwood
Rep. Collin Peterson
Rep. Mike Thompson
Modeling & Simulation Training Caucus
Rep. Randy Forbes
Mongolia Caucus
Rep. Joe Pitts
Rep. Joe Wilson
National Guard and Reserve Components Caucus
Rep. Steve Buyer
Rep. Gene Taylor
National Landscape Conservation System Caucus
Rep. Mary Bono
Rep. Raul Grijalva
Rep. Rick Renzi
Rep. James Moran
National Service Congressional Caucus
Rep. Christopher Shays
Rep. David Price
Rep. Tom Osborne
Rep. Harold Ford
Navy-Marine Corps Caucus
Rep. Susan Davis
Rep. Randy Forbes
New Democrat Coalition
Rep. Ellen Tauscher
Rep. Ron Kind
Rep. Artur Davis
North America's Supercorridor Caucus
Rep. Sam Graves
Rep. Eddie Bernice Johnson
Northeast-Midwest Congressional Coalition
Rep. Steve LaTourette
Rep. Marty Meehan
Northern Border Caucus
Rep. Bart Stupak
Rep. John Sweeney
Nuclear Issues Caucus
Rep. Joe Knollenberg
Rep. John Spratt
Open Space Caucus
Rep. Michael Fitzpatrick
Oral Health Caucus
Rep. John Linder
Rep. Charlie Norwood
Rep. Mike Simpson
Passenger Rail Caucus
Rep. Mike Fitzpatrick
Rep. Earl Blumenauer
Rep. Rob Andrews
Patriot Act Reform Caucus
Rep. Jeff Flake
Rep. Bernie Sanders
Rep. Ron Paul
Rep. Jerrold Nadler
Pell Grant Caucus, The
Rep. Ric Keller
Physics Caucus, The
Rep. Vernon Ehlers
Rep. Rush D. Holt, Jr.
Public Broadcasting Caucus
Rep. Earl Blumenauer
Rep. Paul Gillmor
Qatari-American Economic Strategic Defense, Cultural, and Educational Partnership Caucus
Rep. Nick Rahall
Rep. Carolyn Maloney
Rep. Dana Rohrabacher
Sen. John E. Sununu
Recording Arts and Sciences Congressional Caucus (RASCC)
Rep. Mary Bono
Rep. Steny Hoyer
Renewable Energy and Energy Efficiency Caucus
Rep. Mark Udall
Rep. Zach Wamp
Republican Study Committee
Rep. Mike Pence
Rep. Sue Myrick
Rep. John Shadegg
Rep. Dan Burton
Rep. John Doolittle
Rep. Ernest Istook
Rep. Sam Johnson
Research and Development Caucus
Rep. Judy Biggert
Rep. Rush D. Holt, Jr.
River of Trade Corridor Congressional Caucus
Rep. Ralph Hall
Sex and Violence in the Media Caucus
Rep. Joe Baca
Rep. Tom Osborne
Saudi Arabia Study Group, The
Rep. Bob Ney
Rep. Nick Rahall
Sexual Assault Violence Elimination (SAVE) Taskforce
Rep. Paul Gillmor
Rep. Earl Pomeroy
Shellfish Caucus
Rep. John Larson
Rep. Thelma Drake
Rep. Bobby Jindal
Rep. Henry Brown
Rep. Brian Baird
Rep. Mike Thompson
Silk Road Caucus
Rep. Joseph R. Pitts
Rep. Gary Ackerman
Sen. Sam Brownback
Rep. Mary Landrieu
Special Operations Forces Caucus
Rep. Jeff Miller
Rep. Mike McIntyre
Rep. Jim Davis
Rep. Robin Hayes
State Maritime Academy Caucus
Rep. Dave Camp
Rep. William Delahunt
Sudan Caucus
Rep. Tom Tancredo
Rep. Donald Payne
Rep. Frank Wolf
Rep. Michael Capuano
Task Force on Terrorism and Unconventional Warfare
Rep. Eric Cantor
TEX-21 Congressional Caucus
Rep. Randy Neugebauer
Rep. Eddie Bernice Johnson
Rep. John Culberson
Sen. Kay Bailey Hutchison
Unexploded Ordnance Caucus
Rep. Earl Blumenauer
Upper Mississippi River Basin Task Force
Rep. Jerry Costello
Rep. Gil Gutknecht
Rep. Ron Kind
Rep. James Albert Smith Leach
U.S.-Afghan Caucus
Rep. Bob Ney
Rep. Sheila Jackson-Lee
U.S.-China Working Group
Rep. Mark Steven Kirk
Rep. Rick Larsen
U.S.-Mongolia Friendship Caucus
Rep. Joe Wilson
Rep. Joseph R. Pitts
U.S.-New Zealand Congressional Caucus
Rep. Jim Kolbe
Rep. Ellen Tauscher
Victory in Iraq Caucus
Rep. Joe Wilson
Youth Challenge Caucus
Rep. Richard Baker
Zero Capital Gains Tax Caucus
Rep. David Dreier
Sen. Richard Shelby
Source: Committee on House Administration
Some caucuses are not listed with the Committee on House Administration.
Congressional Progressive Caucus
Barbara Lee, Co-Chair
Lynn Woolsey, Co-Chair