DE Ed Berrang in 1952, WR/P Clive Rush in 1953, DE Gene Knutson in 1954 and 1956, DE Pat O'Donoghue in 1955, DE Carlton Massey in 1957 and 1958, and WR A.D. Williams in 1959.
#81 is currently worn by Anquan Boldin
Art Monk
Actually in Oakland he wore number 18. 81 is what he is wearing now with the Patriots of New England.
Andy Robustelli
He wore the number 81
Art Monk wore #81 for the Redskins between 1980-1993.
Russ Francis wore 81 in the 1970's and Stepen Starring wore it next.
Calvin Johnson was the wide receiver for the Detroit Lions. He wore the number 81. He retired from football after the 2015 season.
WR Jonathan Smith, who played two games for the Patriots in 2006 wearing #81 after two seasons with the Buffalo Bills.
Rusty Staub wore number two numbers while playing for the Mets:From 4/15/72 to 10/2/74 he wore #4From 4/8/75 to 9/28/75 and from 4/9/81 to 10/6/85 he wore #10
No, 81 is an odd number.
The square number of 81 is 9. 9 x 9 = 81