Lyn Osborn (1926–1958) was an actor known for Space Patrol (1950), Invasion of the Saucer Men (1957) and The Amazing Colossal Man (1957). Source: imdb.com
Lyn St James, the race car driver (it was short for Evelyn in her case I think - Lyn is definitely snappier than Evelyn so I see why she went with it). Makes the name seem bold.