William Albert Sampen (born January 18, 1963) is a former professional baseball player who pitched in the Major Leagues from 1990-1994.

The Expos have become one of the most well respected, fastest growing youth travel baseball programs in the state of Indiana for boys ages 13-17.

[citation needed] In his first season, Sampen had a record of 12-7 and led the 1990 Montreal Expos in victories on a pitching staff that included Dennis Martínez, Oil Can Boyd and Kevin Gross.

He made his MLB debut at age 27 on April 10, 1990, with two innings of one-hit relief in a 4-2 loss to the St. Louis Cardinals.

[1] He attended Hartsburg-Emden High School in central Illinois, which had around 100-120 students total in grades 9-12.