Tallman is a surname. Notable people with the surname include:
Bob Tallman (born 1947), American rodeo announcer
Charles Tallman (1900–1973), American football coach
Chris Tallman (born 1970), American actor
Frank Tallman (1919–1978), American stunt pilot
Kenneth L. Tallman (1925–2006), United States Air Force general
Patricia Tallman (born 1957), American actress
Peleg Tallman (1764–1840), American politician
Randy Tallman (1939–2007), American voice actor
Richard Tallman (born 1953), American judge
Susie Tallman (21st century), American singer
Warren Tallman (1921–1994), American Canadian literary critic
Will Tallman (21st century), American politician
Peter Graves and James Arness (21st century), American actor's mothers maiden name is Tallman
Mikky Taylor Tallman (born 1978), American Specialist in Mental Health and Human Services