His wiki needs to be updated please
Jack O'Connell played for Williamstown & South Melbourne in the early 1920s
This article and BDM records identify him as John Kerion O'Connell born Winchelsea to John Kerion O'Connell, Sr. and Margaret Anne Hannon
Currently australianfooball.com & wikipedia (and hence probably AFL) have his death as 24 Aug 1975
A John William O'Connell did die on 24 August 1975, but death notices from 1975 show actual date of death of the footballer was 20 May 1975
Summary: Change date of death for Jack O'Connell from 24 August 1975 to 20 May 1975