Hallowell is a surname. Notable people with the surname include:
Alfred Irving Hallowell, (1892–1974), American anthropologistBenjamin Hallowell (disambiguation), multiple peopleChristina Hallowell-GarrettEdward Hallowell (herpetologist) (1808–1860), American physician and herpetologistEdward Hallowell (psychiatrist), American psychiatrist known for his work on attention-deficit hyperactivity disorder.Edward Needles Hallowell (1836–1871), U.S. Army officer during the American Civil WarLauren Hallowell, ice hockey playerNorwood Penrose Hallowell (1839–1914), U.S. Army officer during the American Civil WarSarah Catherine Fraley Hallowell (1833-1914), American journalist and editorSarah Tyson Hallowell (1846–1924), American curator, art agent for the Chicago Art Institute and volunteer for the French Red Cross during World War IHarriet Hallowell (1873–1943), American painter, expatriate, volunteer for the French Red Cross and advocate for Allied prisoners in World War I