Namesakes
Biblical Characters:
1 character
Luke (a.k.a. Lucas) (m) Luke 1:2 
Characters in Roman Mythology:
1 character
Lucas (m)
Fictional Characters from Movies:
1 character
Luke Jackson 1967 Cool Hand Luke
Fictional Characters from Television:
3 characters
Lucas Horton 1965 Days of Our Lives
Luke Duke 1979 The Dukes of Hazzard
Luke Danes 2000 Gilmore Girls
Greek Prime Ministers:
1 prime minister
Lucas Papademos 2011-2012
Notable Actors and Entertainers:
7 actors, 1 youtuber
Simon Baker (a.k.a. Lucas) 1969-
Josh Lucas (a.k.a. Lucas) 1971-
Lucas Black 1982-
Lucas Grabeel 1984-
Lucas Bravo 1988-
Lucas Till 1990-
Lucas Cruikshank 1993-
Lucas Hedges 1996-
Notable Artists:
2 painters
Lucas Cranach the Elder c. 1472-1553
Lucas Cranach the Younger 1515-1586
Notable Athletes:
7 soccer, 1 tennis
(soccer) Lucas Biglia 1986-
(soccer) Lucas Leiva 1987-
(soccer) Lucas Vázquez 1991-
(soccer) Trent Sainsbury (a.k.a. Lucas) 1992-
(soccer) Fernando (a.k.a. Lucas) 1992-
(soccer) Lucas Moura 1992-
(soccer) Lucas Digne 1993-
(tennis) Lucas Pouille 1994-
Notable Filmmakers:
1 screenwriter/director
Alex van Warmerdam (a.k.a. Lucas) 1952-
Notable Musicians:
1 singer
Lucas Grabeel 1984-
Olympic Medalists:
3 silver, 1 bronze
(silver) Lucas Saatkamp 2012 volleyball
(bronze) Lucas Calabrese 2012 sailing
(silver) Lucas Moura 2012 football
(silver) Lucas Dussoulier 2014 3x3 basketball
Other Royalty:
1 prince
Bernhard of Orange-Nassau (a.k.a. Lucas) 1969- Netherlands
Saints:
2 saints, 1 blessed
Saint Luke the Evangelist (a.k.a. Lucas) ?-84
Blessed Luke Belludi (a.k.a. Lucas) 1200-1285
Saint Lucas Alonso Gorda ?-1633