Thomas O'Sullivan (disambiguation)

Thomas O'Sullivan was an Australian politician.

Thomas or Tom(my) O'Sullivan may also refer to:

Sportspeople

 * Tom O'Sullivan (Dingle Gaelic footballer) (born 1996), Kerry Gaelic footballer
 * Tom O'Sullivan (Rathmore Gaelic footballer) (born 1978), Kerry Gaelic footballer
 * Tom O'Sullivan (hurler), Irish hurler
 * Tommy O'Sullivan (born 1995), Welsh footballer

Other

 * Tom O'Sullivan (actor), Australian television, film and theatre actor
 * Thomas C. O'Sullivan (1858–1913), American politician