Namesakes
American First Ladies:
1 first lady
Nellie Taft 1909-1913 
Characters in Greek Mythology:
1 character
Helen of Troy (f)
Emmy Award Winners:
2 actresses
(actress) Helen Hayes 1953
(actress) Helen Hunt 1996; 1997; 1998; 1999 Mad About You
Eurovision Song Contest Winners:
1 winner
Nicky Stevens (a.k.a. Helen) 1976 United Kingdom
Fictional Characters from Books:
1 character
Helen Elizabeth Harper 1986 Wait Till Helen Comes: A Ghost Story
Fictional Characters from Song Titles:
1 character
(character) Helen 1973 Helen Wheels
Fictional Characters from Television:
7 characters
Helen Daniels 1985 Neighbours
Helen Bordino 1994 Heartbreak High
Helen Farmer 1996 Silent Witness
Helen "Nana" Keane 1996 Suddenly Susan
Helen Gamble 1997 The Practice
Helen Reynolds 1999 Providence
Nellie Bertram (a.k.a. Helen) 2005 The Office
New Zealand Prime Ministers:
1 prime minister
Helen Clark 1999-2008
Notable Activists and Revolutionaries:
1 activist
(activist) Helen Keller 1880-1968
Notable Actors and Entertainers:
18 actors, 1 comedian/actor
Marguerite Clark (a.k.a. Helen) 1883-1940
Helen Hayes 1900-1993
Helen Chandler 1906-1965
Helen Twelvetrees 1908-1958
Helen Martin 1909-2000
Virginia Bruce (a.k.a. Helen) 1910-1982
Helen Craig 1912-1986
Helen Gallagher 1926-
Terry Moore (a.k.a. Helen) 1929-
Helen Mirren 1945-
Adjoa Andoh (middle name Helen) 1963-
Helen Hunt 1963-
Helen Slater 1963-
Molly Shannon (middle name Helen) 1964-
Helen McCrory 1968-2021
Helen Baxendale 1970-
Jessica Raine (middle name Helen) 1982-
Tania Raymonde (middle name Helen) 1988-
Alexa Nikolas (middle name Helen) 1992-
Notable Athletes:
1 tennis
(tennis) Helen Wills 1905-1998
Notable Musicians:
1 singer
Sade (a.k.a. Helen) 1959-
Notable Writers:
1 author
P. L. Travers (a.k.a. Helen) 1899-1996
Olympic Medalists:
4 bronze, 4 gold, 4 silver
(silver) Helen Wainwright 1920; 1924 diving - springboard; swimming - 400 m freestyle
(gold) Helen Meany 1928 diving - springboard
(bronze) Helen Varcoe 1932 swimming - 4x100 m freestyle relay
(gold) Helen Johns 1932 swimming - 4x100 m freestyle relay
(gold) Helen Stephens 1936 100 m; 4x100 m relay
(bronze) Elenor Gordon (a.k.a. Helen) 1952 swimming - 200 m breaststroke
(silver) Helen Jameson 1980 swimming - 4x100 m medley relay
(silver) Helen Denman 1996 swimming - 4x100 m medley relay
(bronze) Helen Luz 2000 basketball
(bronze) Helen Richardson-Walsh 2012 field hockey
(silver) Helen Langehanenberg 2012 equestrian
(gold) Helen Glover 2012 rowing
Oscar Award Winners:
3 actresses
(actress) Helen Hayes 1933; 1971 The Sin of Madelon Claudet; Airport
(actress) Helen Hunt 1998 As Good As It Gets
(actress) Helen Mirren 2007 The Queen
Other Notables:
1 person
Helen Parkhurst 1886-1973 education
Other Royalty:
1 princess
Alexandra, The Hon. Lady Ogilvy (middle name Helen) 1936- United Kingdom
Saints:
3 blessed, 1 saint
Saint Helen ?-304
Blessed Helen of Arcella 1208-1242
Blessed Elena of Udine (a.k.a. Helen) 1396-1458
Blessed Elena Duglioli (a.k.a. Helen) 1472-1520
Shakespearian Characters:
2 characters
Helen Cymbeline
Helen of Troy Troilus and Cressida
Tony Award Winners:
1 actress
(actress) Helen Hayes 1947