Leander Franklin Frisby (June 19, 1825 – April 19, 1889) was an American lawyer, Republican politician, and Wisconsin pioneer.

[1] Born in Mesopotamia Township, Trumbull County, Ohio, Frisby moved to Burlington, Wisconsin Territory, in 1846, where he taught school.

Frisby was the first district attorney of Washington County, Wisconsin.

[2][3] Beginning in 1883, he practiced law with his nephew, Franklin L.

[4] His daughter Almah Jane Frisby was a physician and university professor.