Southern District of New York / Appointed 1998 / Active
Colleen McMahon
Judge, U.S. District Court for the Southern District of New York
Appointed by President William J. Clinton in 1998 and confirmed by voice vote, Colleen McMahon is a Judge on the U.S. District Court for the Southern District of New York. She earned a law degree from Harvard Law School in 1976. Sources: FJC Biographical Directory · Senate confirmation, October 21, 1998
- Appointed by
- William J. Clinton, 1998
- Confirmed
- by voice vote
- Education
- Ohio State 1973 · Harvard Law School 1976
- Succeeded
- John Fontaine Keenan
- Succeeded by
- Jessica Gloria Lynn Clarke
Federal judicial service
| Year | Court | Appointed by | Vote |
|---|---|---|---|
| 1998 | Southern District of New York · succeeded John Fontaine Keenan | Clinton (D) | voice |
A per-senator roll-call isn’t shown for this confirmation. The Senate’s recorded roll-call votes begin in 1989; many confirmations (especially before then, and most to the lower courts) were by voice vote or unanimous consent.
Education
| Ohio State University | B.A. | 1973 |
| Harvard Law School | J.D. | 1976 |
Sources
27 years on the Southern District of New York. Data last verified 2026-06-28. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).