Competitors for 1950 USA Swimming National Championships (Outdoor/LCM)
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Robert Best |  USA |
SWI | |
| Bob Brawner | USA |
SWI | 22 November 1929 |
| Betty Brey | USA |
SWI | 23 November 1931 |
| Kathleen Clark | USA |
SWI | |
| Dick Cleveland | USA |
SWI | 21 September 1929 |
| Peter Cole | USA |
SWI | 12 October 1930 |
| Judy Cornell | USA |
SWI | 28 March 1933 |
| Ralph Coxhead | USA |
SWI | 16 August 1928 |
| Sheila Donahue | USA |
SWI | 3 November 1935 |
| Duane Draves | USA |
SWI | |
| Dick Fetterman | USA |
SWI | |
| Mary Freeman | USA |
SWI | 30 October 1933 |
| Sharon Geary | USA |
SWI | 26 April 1933 |
| Bob Gibe | USA |
SWI | 10 August 1928 |
| Eddie Gilbert | USA |
SWI | 22 June 1929 |
| Ronald Gora | USA |
SWI | 10 March 1933 |
| Carolyn Green | USA |
SWI | 6 November 1933 |
| Barbara Hobelmann | USA |
SWI | |
| Jo Holland | USA |
SWI | |
| William Huesner | USA |
SWI | |
| Marge Hulton | USA |
SWI | 9 December 1929 |
| Barbara Jensen | USA |
SWI | 15 September 1929 |
| Bumpy Jones | USA |
SWI | 23 March 1933 |
| James Jones | USA |
SWI | |
| Thelma Kalama | USA |
SWI | 24 March 1931 |
| Evelyn Kawamoto | USA |
SWI | 17 September 1933 |
| Catherine Kleinschmidt | USA |
SWI | 1935 |
| Ford Konno | USA |
SWI | 1 January 1933 |
| Jackie LaVine | USA |
SWI | 4 October 1929 |
| Mary Link | USA |
SWI | |
| John Marshall |  AUS |
SWI | 1 February 1930 |
| Bob Mattson | USA |
SWI | 21 April 1931 |
| Richard McDonough | USA |
SWI | 22 September 1942 |
| Jimmy McLane | USA |
SWI | 13 September 1930 |
| Wayne Moore | USA |
SWI | 30 November 1931 |
| Julia Murakami | USA |
SWI | 1940 |
| Maureen O'Brien | USA |
SWI | 27 August 1931 |
| Dennis O'Connor | USA |
SWI | |
| Yoshi Oyakawa | USA |
SWI | 9 August 1933 |
| Penny Pence | USA |
SWI | 11 May 1929 |
| Gail Peters | USA |
SWI | 23 June 1929 |
| Bruce Putnam | USA |
SWI | |
| Betty Jane Roland | USA |
SWI | |
| Bill Ross | USA |
SWI/WAP | 6 July 1928 |
| Ralph Sala | USA |
SWI | |
| Clarke Scholes | USA |
SWI | 25 November 1930 |
| Don Sheff | USA |
SWI | 27 June 1931 |
| Martin Smith | USA |
SWI | |
| Bob Sohl | USA |
SWI | 28 March 1928 |
| Allen Stack | USA |
SWI | 23 January 1928 |
| Bo Stassforth | USA |
SWI | 7 August 1926 |
| Jon Stebbins | USA |
SWI | |
| Roy Stickney | USA |
SWI | |
| Yoshinobu Terada | USA |
SWI | |
| Dick Thoman | USA |
SWI | 28 March 1931 |
| James P. Thomas | USA |
SWI | 31 January 1930 |
| Wally Wolf | USA |
SWI/WAP | 2 October 1930 |