Helen B. Turnbull was the sister of Jack and Doug and was the youngest member of the women's American lacrosse team that competed in international play during the 1930's; she too earned All America honors while a student at Goucher College, Baltimore. Upon her graduation from college, she became a social worker and then a traveling ambassador for the Episcopal Church, USA, with posts throughout New England (where she recruited and nurtured college students), Geneva (Switzerland) for a posting with the World Conference of Churches, and then in New York City, with duties at The General Seminary and then the Union Seminary. Helen never married.