Wilin Arismendy Rosario Hernández (born February 23, 1989) is a Dominican professional baseball catcher and first baseman who is a free agent.

[4] In 2013, Rosario set career highs in games played (121), batting average (.292), RBIs (79) and hits (131).

With the addition of Nick Hundley in the 2015 season, the Rockies moved Rosario to first base full-time, only playing catcher in case of a game emergency.

For the 2015 season, Rosario's role on the team was part-time first baseman and pinch hitter, appearing only in 87 games for the Rockies.

On December 14, 2017, Rosario signed with the Hanshin Tigers of Nippon Professional Baseball (NPB).

On February 1, 2019, Rosario signed a minor league contract with the Minnesota Twins organization.