Six Potomac Chapter members have served as International Society Presidents:
- Donald Bullock (1973-1974)
- Joe Harless (1976-1977)
- Judy Springer (1977-1978)
- Claude Lineberry (1981-1982)
- Stephanie Jackson (1982-1983)
- Matthew T. Peters (2008-2009)
In addition, the very first president of the national society, Gabriel D. Ofiesh, moved to Washington shortly after his presidency and was a Potomac Chapter member for over 40 years, and several additional members have served on the board of directors of the International Society.