Ben C. Eastman (October 24, 1812 – February 2, 1856) was an American lawyer, Democratic politician, and Wisconsin pioneer.

In Green Bay, he was admitted to the bar and began practicing law in partnership with Morgan Lewis Martin.

[2] After a year, he moved south to Grant County, settling in the town of Platteville, which remained his home for the rest of his life.

In 1848, Eastman commissioned a survey and plat on a section of land he owned in the town of Wingville, establishing the settlement of Montfort.

He died in Platteville on February 2, 1856,[4] after an illness of several weeks,[5] He was interred in Forest Hill Cemetery in Madison, Wisconsin.