From BR Bullpen
- Bats Right, Throws Right
- Height 6' 6", Weight 250 lb.
- School University of Minnesota
- High School Mounds View High School
- Debut March 31, 2014
 Biographical Information
Seth Rosin is a pitcher who made his major league debut in 2014.
 Amateur Career
Born in North Dakota, he went to high school near St. Paul, MN, where he was drafted in the 28th round in 2007 by the hometown Minnesota Twins. Choosing to attend the University of Minnesota instead, he was 1-1 with two saves and a 4.34 ERA as a freshman in 2008. He improved to 7-1, 4.21 as a sophomore. He had a 9-4, 4.72 record as a junior. He led the Big Ten Conference in innings (103), tied for second in wins and tied Matt Bischoff for the most strikeouts (95). He was a 4th round choice by the San Francisco Giants in the 2010 amateur draft. The scout was Lou Colletti.
In his first professional season, Seth was 1-1 with a 4.91 ERA in 6 games for the Salem-Keizer Volcanoes at the end of 2010. He returned for a full season with the Augusta Greenjackets of the South Atlantic League in 2011, where he was used as a swingman. In 39 appearances, he made 10 starts and pitched 89 innings, ending up with a record of 2-3, 3.34. Moving up to the San Jose Giants of the California League in 2012, he got to close games on a regular basis, picking up 12 saves in 34 games while going 2-1, 4.31. On July 31st, he was traded to the Philadelphia Phillies along with OF Nate Schierholtz and C Tommy Joseph in return for OF Hunter Pence. He was 0-1 with a 3.00 ERA in 3 games for the Clearwater Threshers following the deal. In 2013, he was 9-6 with a 4.33 ERA for the Reading Fightin Phils, tying for 5th in the Eastern League in wins.
 Three transactions in one offseason
The New York Mets took him in the 2013 Rule V Draft then sent him to the Los Angeles Dodgers for cash considerations. Los Angeles waived him at the end of spring training and he was claimed by the Texas Rangers.
Rosin debuted on Opening Day, a wild 14-10 loss to the Philadelphia Phillies. He relieved Shawn Tolleson in the top of the 9th. Jimmy Rollins grounded out, then Chase Utley doubled. Rosin fanned Ryan Howard then got Marlon Byrd on a fly to end the inning.