Thomas, Tom, or Tommy Griffin may refer to:
Sports Thomas Griffin (baseball) (1857–1933), American baseball player Tom Griffin (rugby) (1884–1950), Australian rugby union player Tom Griffin (boxer) (1913–1984), British boxer Tom Griffin (baseball) (born 1948), American baseball player Tommy Griffin (born 1978), Irish Gaelic football player
Others Sir Thomas Griffin (1323–1360), English knight Thomas Griffin (died 1615), English landowner Thomas Griffin (pirate) (fl. 1691), English pirate and privateer active off New England Thomas Griffin (Royal Navy officer) (1692–1771), British admiral and member of parliament for Arundel Thomas Griffin (politician) (1773–1837), American lawyer and politician from Virginia Thomas Griffin (Australian gold commissioner) (1832–1868), Australian police officer executed in 1868 Thomas Griffin (farmer) (1889–1915), African American farmer executed in 1915 Thomas Griffin (organ builder), British organ builder and professor of music Tom Griffin (aviator) (died 2013), American aviator Tom Griffin (playwright) (1946–2018), American playwright Thomas B. Griffin (1858–1918), American painter