Namesakes
Characters in Greek Mythology:
1 character
Helen of Troy (a.k.a. Helene) (f) 
Eurovision Song Contest Winners:
1 winner
Frida Boccara (a.k.a. Hélène) 1969 France
Fictional Characters from Books:
1 character
Hélène Kuragina 1869 War and Peace
Hurricanes and Tropical Storms:
4 hurricanes, 2 storms
Hurricane Helene 1958
Hurricane Helene 1988
Storm Helene 2000
Hurricane Helene 2006
Storm Helene 2012
Hurricane Helene 2018
Notable Actors and Entertainers:
3 actors, 1 actor/model
Lilian Harvey (a.k.a. Helene) 1906-1968
Capucine (a.k.a. Hélène) 1928-1990
Mylène Demongeot (a.k.a. Hélène) 1935-2022
Laura Prepon (a.k.a. Helene) 1980-
Notable Artists:
1 painter
Helene Schjerfbeck 1862-1946
Notable Filmmakers:
1 director
Leni Riefenstahl 1902-2003
Notable Musicians:
1 singer
Frida Boccara (a.k.a. Hélène) 1940-1996
Notable Writers:
1 author, 1 poet
Helene Johnson 1906-1995
Hella Haasse 1918-2011
Olympic Medalists:
2 bronze, 1 gold
(bronze) Leni Junker 1928 4x100 m relay
(bronze) Leni Schmidt 1928 4x100 m relay
(gold) Helene Madison 1932 swimming - 100 m freestyle; swimming - 400 m freestyle; swimming - 4x100 m freestyle relay
Other Royalty:
3 princesses, 1 princess/empress consort
Alexandrine of Prussia (a.k.a. Helene) 1803-1892 Prussia
Alix of Hesse and by Rhine; Alexandra Feodorovna (a.k.a. Helene) 1872-1894; 1894-1917 Hesse and by Rhine; Russia
Marilène of Orange-Nassau (a.k.a. Hélène) 1998- Netherlands
Élisabeth, Duchess of Brabant (a.k.a. Hélène) 2001- Belgium
Saints:
1 blessed, 1 saint
Blessed Mary of the Passion (a.k.a. Helene) 1839-1904
Saint Alexandra Feodorovna (a.k.a. Helene) 1872-1918
Shakespearian Characters:
1 character
Helen of Troy (a.k.a. Helene) Troilus and Cressida