Namesakes
Fictional Characters from Television:
1 character
Kathryn Janeway 1995 Star Trek: Voyager 
Notable Actors and Entertainers:
9 actors, 1 presenter
Kathryn Grayson 1922-2010
Kathie Lee Gifford 1953-
Kathryn Erbe 1965-
Kathryn Morris 1969-
Bridget Moynahan (a.k.a. Kathryn) 1971-
Kathryn Hahn 1974-
Katee Sackhoff 1980-
Kathryn Prescott 1991-
Madeline Brewer (middle name Kathryn) 1992-
Kathryn Newton 1997-
Notable Filmmakers:
1 director
Kathryn Bigelow 1951-
Notable Musicians:
1 singer
K. D. Lang (a.k.a. Kathryn) 1961-
Olympic Medalists:
3 bronze, 2 gold, 1 silver, 1 silver/bronze
(bronze) Kate Schmidt 1972; 1976 javelin throw
(bronze) Kathy Smallwood-Cook 1980; 1984 400 m; 4x100 m relay
(bronze) Paige Zemina (a.k.a. Kathryn) 1988 swimming
(gold) Katy Steding 1996 basketball
(silver/bronze) Katie Hoff 2008 swimming - 400 m freestyle; swimming - 400 m medley; swimming - 4x200 m freestyle relay
(silver) Sarah Hammer (middle name Kathryn) 2012 cycling - track
(gold) Katie Moon 2020 pole vault
Oscar Award Winners:
1 director
(director) Kathryn Bigelow 2010 The Hurt Locker
Rock and Roll Hall-of-Famers:
1 musician
Kathy Valentine 2021 The Go-Go's