Bio

Sean O'Connor was announced as the Knights' head baseball coach on August 16, 2019. He is just the Knights' fourth baseball head coach since 1984.

Prior to CCBC Essex, he was the head varsity coach at DeMatha Catholic High School in Hyattsville, Md. (2009-2019) During this time, he led his alma mater to over 200 wins, including two Washington Catholic Athletic Conference Championships (2008 and 2013) and six finals appearances (2010, 2011, 2015, 2017, 2018 and 2019), and three Maryland Private School Championships (2010, 2011 and 2017).

He has garnered five Coach of the Year awards from the American Baseball Coaches Association (Region II Coach of the Year, 2013 and 2019), Maryland State Coaches Association (2008 and 2013), and WCAC (2009). Prior to taking over the varsity team at DeMatha, O’Connor spent nine seasons (1999-2008) coaching the Stags’ freshman team and as an assistant varsity coach. 

O’Connor has been the owner of CrabFest Baseball since 2011 and head coach since 2016, guiding the team to a fifth place finish at the 2017 and 2019 All-American Amateur Baseball Association (AAABA) National Championship, and second place in the National Amateur Baseball Federation (NABF) Senior Division National Championship in 2016. In his five seasons at the helm for American Legion Greenbelt Post 136 (2012-2016), his teams won the 2012 NABF Regional Championship and were the 2013 Frank Riley League Champions. As the head coach of Canes Baseball (2013-2016), O’Connor led his teams to three championships, one runner-up finish, and a finals appearance.  

He attended and played baseball at DeMatha (1990-1994) before playing collegiately at Western Maryland College (now McDaniel College) until 1996 when injury cut short his career. He holds his Bachelor of Arts degree in Business Administration from Western Maryland.  

O’Connor has owned and operated All in Broadcasting, a video and audio streaming company, since 2001, and is the state director for National Identification Team Selection (USA Baseball) where he plans and implements player identification programs for the state of Maryland.

He currently resides in Silver Spring, Md.