Tom, Tommy, or Thomas Fitzpatrick may refer to:

• Thomas Fitzpatrick (Australian politician) (1835–1920), Irish-Australian politician
• Thomas Fitzpatrick (cartoonist) (1860–1912), Irish political cartoonist
• Thomas Fitzpatrick (London physician) (1832–1900), Irish surgeon
• Thomas Fitzpatrick (pilot) (1930–2009), American pilot
• Thomas Fitzpatrick (Queens) (1909–1972), American lawyer and politician
• Thomas Fitzpatrick (American sailor) (born 1837), American Civil War sailor and Medal of Honor recipient
• Tom Fitzpatrick (Irish sailor) (born 1974), Irish Olympic sailor
• Thomas Fitzpatrick (trapper) (1799–1854), American mountain man
• Thomas B. Fitzpatrick (1919–2003), American dermatologist
• Thomas Benjamin Fitzpatrick (1896–1974), American governor of American Samoa
• Thomas Fitzpatrick (academic) (1861–1931), English university president
• Thomas Henry Fitzpatrick (died 1866), British missionary to the Punjab
• Thomas J. Fitzpatrick (Cavan politician) (1918–2006), Irish politician
• Thomas J. Fitzpatrick (Dublin politician) (born 1926), Irish politician
• Thomas M. Fitzpatrick (1890–1986), American sports coach
• Thomas Y. Fitzpatrick (1850–1906), American politician
• Tom Fitzpatrick (rugby league), Australian rugby league footballer active 1924–1930
• Tom Fitzpatrick (curler), American curler
• Tommy Fitzpatrick (born 1969), American artist

• Fitzpatrick (surname)
• Fitzpatrick (disambiguation)