Curtis won the national Junior Doubles championship in 1924, with Polly Palfrey as her partner. The pair also won the Massachusetts state Junior Doubles championship that year, and Curtis won the Massachusetts Junior singles title as well. In 1925, she won a singles tournament in Massachusetts, and won the Junior Singles and Junior Doubles championships, with Palfrey's sister, Lee, as her doubles partner. In 1927, she competed in a women's tennis tournament at the Montserrat Club in
Beverly. She played at the college level in 1929, in both singles and doubles games, again with Polly Palfrey as her partner. In 1930, she and Polly Paltrey lost in the second round of doubles at the annual
Essex County women's invitational tennis tournament. Also in 1930, she competed in tennis singles at a tournament in
Swampscott. Curtis played left fullback on an All-Boston field hockey team in 1929. She won a badminton tournament of the Women's Interclub Bandminton League in 1933, and was seeded second as a singles and doubles player at a New England badminton tournament in 1935. Curtis worked with journalist
Edward R. Murrow in New York as a young woman. Later in life, Ham was active in the
League of Women Voters (LWV) in Brookline and in
Hanover, New Hampshire. While living in
Cleveland, she co-chaired a 1959 LWV study on post-secondary education, and was a trustee of
Cuyahoga Community College from 1962 to 1972. She co-chaired another LWV study in 1974, on recreational opportunities in Hanover. ==Personal life==