Milan Kosanović (1932 – 1989), also known by the nickname of "Milo", was a Yugoslav Serb professional rugby league footballer who played in the 1950s and 1960s.

Milan Kosanović played hooker in Wakefield Trinity's 25-10 victory over Wigan in the 1962–63 Challenge Cup Final during the 1962–63 season at Wembley Stadium, London on Saturday 11 May 1963, in front of a crowd of 84,492,[4] and was an unused substitute in Featherstone Rovers' 17-12 victory over Barrow in the 1966–67 Challenge Cup Final during the 1966–67 season at Wembley Stadium, London on Saturday 13 May 1967, in front of a crowd of 76,290.

Milan Kosanović played hooker in Wakefield Trinity's 19–9 victory over Leeds in the 1961–62 Yorkshire Cup Final during the 1961–62 season at Odsal Stadium, Bradford on Saturday 11 November 1961, and played hooker in Featherstone Rovers' 12-25 defeat by Hull Kingston Rovers in the 1966–67 Yorkshire Cup Final during the 1966–67 season at Headingley, Leeds on Saturday 15 October 1966.

Milan Kosanović transferred from Bradford Northern to Wakefield Trinity during June 1961, and he made his début for Wakefield Trinity during August 1961, he transferred from Wakefield Trinity to Featherstone Rovers for £600 during February 1964 (based on inflation, this would be equivalent to £15,358 in 2023) (based on increases in average earnings, this would be approximately equivalent to £20,970 in 2017),[5] and he made his début for Featherstone Rovers on Saturday 1 February 1964.

[8] Milan Kosanović's marriage to Sylvia D. (née Leach) was registered during third ¼ 1956 in Halifax district.