The Islanders hired Greg Cronin as an Assistant Coach on June 16, 2014. He was promoted to Associate Coach on July 19, 2017. Cronin also served as an Assistant Coach with the Islanders from 1998-2003 and as Head Coach of the Bridgeport Sound Tigers from 2003-2005.
Prior to re-joining the Islanders, the Arlington, MA native spent three seasons behind the bench as an Assistant Coach with the Toronto Maple Leafs. In 2013, Cronin helped lead the Leafs to their first playoff appearance in nine seasons.
On the international stage, Cronin served as an Assistant Coach for Team USA at the World Hockey Championships in 1997, 2011 and 2012. In 2012, he helped guide the U.S. to a first-place finish in the preliminary round.
Cronin served as Head Coach at Northeastern University from 2005-2011. Cronin rebuilt the program, improving from three wins in his first season, to an NCAA Tournament appearance in 2009, the school's first in 15 years. That season, he won the Bob Kullen Coach of the Year Award as best coach in Hockey East. From 2008-2011, Cronin compiled the greatest win total in a four-year span in NU history.
Prior to his first stint in the Islanders organization, Cronin co-founded the United States National Development Program in 1996 with Jeff Jackson and Bob Mancini. Cronin served as the Head Coach with the USNTDP Under-18 Team (one season). During Cronin's two years at USA Hockey, he served as an Assistant Coach for the 1997 World Championship Team and the 1997 and 1998 World Junior Championship teams, taking home silver in 1997. Cronin was also the Director of Player Development for the U-18 and U-17 teams, as well as the Head Coach of the U-17 Five Nations Tournament team.
Prior to his two years at USA Hockey, Cronin coached at the University of Maine for three seasons. Cronin led Maine to the Hockey East finals as interim Head Coach in 1996 and served as an assistant for the two previous seasons (1993-95).
Before his stint at Maine, Cronin spent three seasons as an Assistant Coach at Colorado College (1990-93), including a stint as interim Head Coach in 1992. Cronin got his start in coaching as an assistant at Colby College in 1987-88.
Cronin played four seasons at Colby College in Maine from 1982-86. He earned a Master's Degree in Business at the University of Maine in 1990, while serving as a graduate assistant for the hockey team.