Third Circuit / Appointed 1909 / Served to 1912
William Mershon Lanning
Judge, U.S. Court of Appeals for the Third Circuit
Appointed by President William H. Taft in 1909 and confirmed by voice vote, William Mershon Lanning was a Judge on the U.S. Court of Appeals for the Third Circuit. He previously served on the District of New Jersey and U.S. Circuit Courts for the Third Circuit.Sources: FJC Biographical Directory · Senate confirmation, May 18, 1909
- Appointed by
- William H. Taft, 1909
- Confirmed
- by voice vote
- Succeeded
- George Mifflin Dallas
- Succeeded by
- John Bayard McPherson
Federal judicial service
| Year | Court | Appointed by | Vote |
|---|---|---|---|
| 1904 | District of New Jersey · succeeded Andrew Kirkpatrick | Roosevelt (R) | voice |
| 1909 | U.S. Circuit Courts for the Third Circuit | Taft (R) | voice |
| 1909 | Third Circuit · succeeded George Mifflin Dallas | Taft (R) | 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
| Read law | 1880 |
Sources
2 years on the Third Circuit. Data last verified 2026-06-28. Informational only; verify against the primary source before relying. Not a consumer report (FCRA).