Namesakes
Fictional Characters from Books:
1 character, 1 hero
Madeline Bray 1839 Nicholas Nickleby 
Madeline 1939 Madeline
Fictional Characters from Television:
1 character
Madeline Lynn 2000 Gilmore Girls
Notable Actors and Entertainers:
3 actors, 1 actor/comedian
Madeline Kahn 1942-1999
Madeline Smith 1949-
Vanessa Angel (a.k.a. Madeline) 1966-
Madeline Zima 1985-
Notable Athletes:
1 swimming
(swimming) Maya DiRado (a.k.a. Madeline) 1993-
Olympic Medalists:
1 bronze/gold/silver, 1 gold/bronze, 1 gold/silver
(gold/bronze) Madge Syers 1908 figure skating
(gold/silver) Madeline Manning-Jackson 1968; 1972 800 m; 4x400 m relay
(bronze/gold/silver) Maya DiRado (a.k.a. Madeline) 2016 swimming
Saints:
1 saint
Saint Marie Madeline Postel 1756-1846