Robbie Coman competed at Cooperstown Dreams Park in 2006 during Week 2 with the West Boynton Gators (FL). Robbie hit a two-run home run in the championship game, helping his team take home the Week 2 title, defeating the Lakeland Rawlings Renegades (FL), 12-0.

Robbie continued his baseball career at Park Vista High School (Lake Worth, FL) where he was a three-time conference honoree (2010-2012). He posted a high school career batting average of .344 with 95 hits. Robbie's accolades also include three-time second-team all-county by Sun Sentinel (2010-2012), second-team all-county by Palm Beach Post (2012), team's Gold Glove Award (2010), team's Heart and Hustle Award (2011), team's Most Valuable Hitter (2012), four-time scholar athlete (2009-2012), and Class 8A All-State honors from the Florida Athletic Coaches' Association (2012). Robbie played in the 2012 annual FACA Baseball All-Star Classic games. He was also a member of National Honor Society and Mu Alpha Theta and the competed on the school's golf team for one season (2012).

Following his 2012 high school graduation, Robbie went to University of Virginia (Charlottesville, VA) and was a member of the baseball team