Career
Rohn was drafted as a second baseman by the Chicago Cubs in the 4th round of the 1977 amateur draft, and made his major league debut on September 2, 1983. He was traded by the Cubs to the Cleveland Indians for Jay Baller on April 1, 1985. Before joining the Seattle Mariners as a coach in 2006, Rohn was the manager of the Pacific Coast League"s Tacoma Rainiers from 2001-2005.
In 2001 he led the Rainiers to a Pacific Coast League co-championship shared with the New Orleans Zephyrs.
In 2005 the team again reached the championship series, but lost 3-0 to the Nashville Sounds. Rohn also managed in the minor leagues for the Minnesota Twins organization from 1991–1992 and again from 1995-1996.
In 2007, he was hired to manage the Fresno Grizzlies, American Automobile Association affiliate of the San Francisco Giants. He also managed the Indios de Mayagüez, a team of the Puerto Rico baseball winter league.
He resides in Traverse City, Michigan with wife Mindy.
In 2010, he was named the manager of the Toronto Blue Jays Triple-A baseball team, the Las Vegas 51s of the Pacific Coast League. In December 2010, Rohn was replaced as manager of the Las Vegas 51s by Marty Brown. On February 24, 2014, Rohn was hired as manager of the independent minor-league Traverse City Beach Bums of the Frontier League.