Thomas Lucas (disambiguation)

Thomas Lucas (c.1720–1784) was a British MP and West India merchant.

Thomas Lucas may also refer to:
 * Thomas Lucas (MP for Midhurst), MP for Midhurst in 1407
 * Thomas Lucas (MP for Southwark), MP for Southwark in 1421
 * Thomas Lucas (16th century MP), Member of Parliament for Colchester
 * Thomas Lucas (Royalist) (died 1649), officer fighting for the royalist cause in the English Civil War
 * Thomas Lucas (educator) (c. 1764–1838), founder of the Royal London Society for Blind People and developer of the Lucas tactile alphabet system
 * Thomas Lucas (1822–1902), first baronet of the Lucas baronets
 * Thomas Pennington Lucas (1843–1917), Scottish-born Australian medical practitioner, naturalist, author, philosopher and utopianist
 * Thomas Geoffry Lucas (1872–1947), English architect
 * Thomas John Lucas (1826–1908), Union general in the American Civil War
 * Tommy Lucas (1895–1953), England footballer
 * Tom Lucas (trade unionist) (1876–after 1936), Welsh trade union leader
 * Thomas Lucas (cricketer) (1852-1945), Australian cricketer
 * Thomas Lucas (water polo) (born 1989), Dutch water polo player on the Netherlands men's national water polo team