Brad Dalgarno was drafted in the first round, 6th overall, by the New York Islanders in the 1985 NHL Entry Draft. Dalgarno played three seasons in the Ontario Hockey League with the Hamilton Steelhawks. He spent his entire professional career in the Islander organization. In his NHL career, he appeared in 321 games, scoring 49 goals and 71 assists. He also appeared in 27 Stanley Cup playoff games, scoring two goals and recording four assists.