[1] In the 1920s Thomson joined Glasgow Ladies' Chess Club.
Thomson also was Glasgow Ladies' Chess Club president but only a few weeks before her death she was elected vice-president for the second time.
Thomson was also champion of Glasgow Polytechnic Chess Club on two occasions.
In 1937, Thomson participated in Women's World Chess Championship in Stockholm where with Ingrid Larsen shared 21st–22nd place.
[1] Florence Frankland Wilson married William Thomson, and had a son.