Thomas Prendergast (disambiguation)

Thomas Prendergast (1806–1886) was an East India Company civil servant and writer on language learning.

Thomas Prendergast may also refer to:
 * Sir Thomas Prendergast, 1st Baronet (c.1660–1709), Irish politician and soldier
 * Sir Thomas Prendergast, 2nd Baronet (died 1760), Irish politician
 * Thomas Francis Prendergast (1871–1913), American soldier and Medal of Honor recipient
 * Thomas F. Prendergast (railroad executive) (b. 1952/1953), former chairman and CEO of the Metropolitan Transportation Authority in New York