Police tell TMZ Sports ... NFL legend Tony Siragusa received CPR at a home in New Jersey before he tragically passed away on Wednesday.
The Toms River Police Department tells us officers were dispatched to a home on the barrier island in the beach section of town at around 11:45 AM ... after receiving a call about a "CPR in progress."
Cops say Siragusa was pronounced dead on the scene shortly after officers and EMS arrived. He was 55 years old.