The ex-England striker has passed away at the age of 68.
netted 139 goals in 339 matches for Ipswich and contributed to FA Cup victory in 1978 and UEFA Cup in 1981.
He appeared in 35 games for England and found the target 13 times. Mariner also featured for his country at the 1980 European Championship and 1982 World Cup.
The former Ipswich player, who started his career with Chorley, also played for Plymouth, Arsenal, and Portsmouth and became a coach after hanging up his boots. He was at the helm at Plymouth and Toronto FC.
A tweet from Ipswich read:
"We are devastated to hear the news of the passing of Town legend Paul Mariner at the age of 68.
"The thoughts of everyone at #itfc are with Paul's family and friends at this sad time. Thank you, Paul."
The FA also paid tribute to Mariner in a tweet, which read:
"We're sad to have learned that Paul Mariner, who made 35 appearances for the #ThreeLions, has passed away at the age of 68.
"Mariner represented England between 1977 and 1985, scoring 13 goals. Our thoughts and sympathies are with his family, friends and former clubs."