Ronald James Romanick (born November 6, 1960) is an American professional baseball pitcher and pitching coach.

He spent three seasons in their minor league system, compiling a 30-25 record and 3.89 earned run average in 71 starts.

Following the 1986 season, he was traded with a player to be named later (who would be Alan Mills) to the New York Yankees for Butch Wynegar.

Romanick worked as a minor league pitching coordinator and coach with the Seattle Mariners organization from 1992 through 1998.

On October 17, 2007, the A's promoted Romanick to the parent club as their bullpen coach, replacing Brad Fischer.