John L. Duncan (c. 1900 – c. 1969) was a rugby union player who represented Australia. Duncan, a scrum-half, was born in Sydney and claimed 1 international rugby cap for Australia.
جاك دونكان (بالإنجليزية: Jack Duncan) هو لاعب اتحاد الرغبي أسترالي، ولد في 1900 في سيدني في أستراليا، وتوفي في 1969. (ar)
John L. Duncan (c. 1900 – c. 1969) was a rugby union player who represented Australia. Duncan, a scrum-half, was born in Sydney and claimed 1 international rugby cap for Australia. (en)
جاك دونكان (بالإنجليزية: Jack Duncan) هو لاعب اتحاد الرغبي أسترالي، ولد في 1900 في سيدني في أستراليا، وتوفي في 1969. (ar)
John L. Duncan (c. 1900 – c. 1969) was a rugby union player who represented Australia. Duncan, a scrum-half, was born in Sydney and claimed 1 international rugby cap for Australia. (en)