Dal Colle was selected seventh overall in the 2012 OHL Priority Selection by the Oshawa Generals.[2] He was rated as a top prospect prior to the 2014 NHL Entry Draft.[3]
Dal Colle was recognized for his outstanding performance during the 2012–13 season when he was named to the OHL First All-Rookie Team.[4] He also won a gold medal with Team Canada at the 2013 Ivan Hlinka Memorial Tournament.[5]
On September 28, 2014, the Islanders announced that they had signed Dal Colle to a three-year entry-level contract.[6] On January 1, 2016, Oshawa traded Dal Colle to the Kingston Frontenacs in exchange for Robbie Burt and four draft picks.[7] At the conclusion of the OHL season, Dal Colle joined the Bridgeport Sound Tigers, the Islanders American Hockey League (AHL) affiliate.[8]
Dal Colle began the 2017–18 season with the Sound Tigers after being cut from the Islanders training camp.[9] Dal Colle was called up from the Sound Tigers on January 11[10] and made his NHL debut with the Islanders on January 13, 2018, against the New York Rangers.[11]
Dal Colle attended the Islanders training camp prior to the 2018–19 season but was reassigned to the Sound Tigers.[12] On January 3, 2019, Dal Colle and teammate Sebastian Aho were selected to represent the Sound Tigers at the AHL All-Star Classic.[13] On January 17, 2019, Dal Colle scored his first NHL goal in a 4–1 Islanders' victory over the New Jersey Devils.[14] He was reassigned to the Sound Tigers shortly thereafter only to be recalled again on an emergency basis on March 5, 2019.[15] In his first game back, Dal Colle recorded an assist off Devon Toews' goal to help the Islanders win 5–4 over the Ottawa Senators.[16] On March 8, Dal Colle's emergency recall status was changed to a regular recall.[17] The Islanders re-signed Dal Colle on September 21, 2021.[18]
After the 2021–22 season, Dal Colle was not re-signed by the Islanders, making him an unrestricted free agent. On September 15, 2022, Dal Colle signed a professional try-out with the Ottawa Senators.[19] He was released from the tryout on October 1, 2022.[20] With his options in North America limited, Dal Colle embarked on a career abroad, signing a one-year contract with Finnish club, HC TPS of the Liiga, on October 16, 2022.[21] In the 2022–23 season, Dal Colle made 36 regular season appearances with TPS, adapting to the European size rink with 4 goals and 15 assists for 19 points.
Leaving TPS at the conclusion of the season, Dal Colle continued his career in Europe by signing a one-year contract with Iserlohn Roosters of the Deutsche Eishockey Liga (DEL), on July 27, 2023.[22]
Personal life
Dal Colle was raised in Vaughan, Ontario as the youngest of three children to Gus and Wendy Dal Colle, having an older brother, Jonluca, who is autistic, and a sister, Daniela, who played hockey at Niagara University. Dal Colle is of Italian descent from his paternal side, with his grandparents, Bruno and Gilda, emigrating from Verona, while his mother is of Irish descent.[23][24]