Chiefs of Mission for Guinea
- John Howard Morrow (1959-1961)
- William Hollingsworth Attwood (1961-1963)
- James Isaac Loeb (1963-1965)
- Robinson McIlvaine (1966-1969)
- Albert William Sherer (1970-1971)
- Terence Alphonso Todman (1972-1975)
- William Caldwell Harrop (1975-1977)
- Oliver Sexsmith Crosby (1977-1980)
- Allen Clayton Davis (1980-1983)
- James D. Rosenthal (1983-1986)
- Samuel Eldred Lupo (1987-1990)
- Dane Farnsworth Smith (1990-1993)
- Joseph A. Saloom (1993-1996)
- Tibor P. Nagy (1996-1999)
- James Vela Ledesma (1998-2001)
- Joyce Ellen Leader (1999-2000)
- R. Barrie Walkley (2001-2004)
- Jackson C. McDonald (2004-2007)
- Philip Carter (2007-2008)
- Patricia Newton Moller (2009-)
- Eric D. Benjaminson (2010-)
- James Malone Rentschler (-)
- Robert Watland Rinden (-)
- Thomas F. Daughton (-)
- William Coleman Mithoefer (-)