William Patrick "Bill" Noonan (born in New Zealand) was a rugby league player for the Linwood Keas, Canterbury Bulldogs, Newtown Jets and for the New Zealand national side. He played for Canterbury against Australia as an 18 year old in 1965. Noonan played in seven games (one Test) on the New Zealand Kiwis 1967 tour of Australia and in two home Test matches against Australia in 1969. He also represented the South Island, Southern Zone and various age group sides before he was signed by the Bulldogs from the New Zealand Rugby League for a $6,000 transfer fee in 1970. He was Peter Moore's first signing for the Bulldogs. He played for Canterbury-Bankstown in their loss in the 1974 NSWRFL season's grand final.