Namesakes
Harry Potter Characters:
1 character
Helga Hufflepuff 
Notable Athletes:
1 soccer
(soccer) Helga Nadire İnan Ertürk 1984-
Notable Journalists:
1 television
(television) Helga Vlahović 1945-2012
Olympic Medalists:
2 silver, 1 gold
(silver) Helga Klein 1952 4x100 m relay
(silver) Helga Lindner 1968 swimming - 200 m butterfly
(gold) Helga Seidler 1972 4x400 m relay
Russian Grand Dukes and Tsars:
1 regent
Regent Olga (a.k.a. Helga) 945-969
Saints:
1 saint
Saint Olga of Kiev (a.k.a. Helga) c. 890-969