Martin Welker (April 25, 1819 – March 15, 1902) was an American politician and judge who was a U.S. representative from Ohio for three terms from 1865 to 1871 and a district judge of the United States District Court for the Northern District of Ohio from 1873 to 1889.

Martin Welker
Born 1819 in Knox County, OH
Died 1902 in Wooster, OH
FJC ID: 2541
- Gender
- Male
- Race
- White
Prior employment
- Wooster CollegeProfessor · 1873–1890
- U.S. representative from Ohio1865–1871
U.S. Army colonel1861–1865- OhioLieutenant governor · 1857–1858
- Ohio Court of Common Pleas, Sixth Judicial DistrictJudge · 1852–1857
- Private practice, Wooster, Ohio1857
- Private practice, Millersburg, Ohio1840–1846, 1851–1852
- Holmes County [Ohio] Court of Common PleasClerk · 1846–1851
Appointments
1873–1889 · Appointed by Ulysses Grant (Republican)Term ended: Retirement
Education
- Read law1840