| Jack O'Connor | |
| Fullname: | John Denis Alphonsus O'Connor |
| Birth Date: | 9 September 1875 |
| Birth Place: | Boorowa, New South Wales, Australia |
| Death Place: | Lewisham, Sydney, Australia |
| Batting: | Left-handed |
| Bowling: | Right-arm medium |
| Club1: | New South Wales |
| Year1: | 1904-05 to 1905-06 |
| Club2: | South Australia |
| Year2: | 1906-07 to 1909-10 |
| Columns: | 2 |
| Column1: | Tests |
| Matches1: | 4 |
| Runs1: | 86 |
| Bat Avg1: | 12.28 |
| 100S/50S1: | 0/0 |
| Top Score1: | 20 |
| Deliveries1: | 692 |
| Wickets1: | 13 |
| Bowl Avg1: | 26.15 |
| Fivefor1: | 1 |
| Tenfor1: | 0 |
| Best Bowling1: | 5/40 |
| Catches/Stumpings1: | 3/0 |
| Column2: | First-class |
| Matches2: | 50 |
| Runs2: | 695 |
| Bat Avg2: | 11.77 |
| 100S/50S2: | 0/2 |
| Top Score2: | 54 |
| Deliveries2: | 10937 |
| Wickets2: | 224 |
| Bowl Avg2: | 23.45 |
| Fivefor2: | 18 |
| Tenfor2: | 5 |
| Best Bowling2: | 7/36 |
| Catches/Stumpings2: | 32/0 |
| International: | true |
| Country: | Australia |
| Testdebutagainst: | England |
| Testdebutdate: | 10 January |
| Testdebutyear: | 1908 |
| Testcap: | 93 |
| Lasttestdate: | 27 May |
| Lasttestagainst: | England |
| Lasttestyear: | 1909 |
| Source: | https://www.espncricinfo.com/player/jack-o-connor-6992 Cricinfo |
| Date: | 20 December 2021 |
John Denis Alphonsus O'Connor (9 September 187523 August 1941) was an Australian cricketer who played in four Tests from January 1908 to May 1909.[1] On his debut, he took five wickets in the second innings against England in Adelaide.[2]
O'Connor played first-class cricket for New South Wales from 1905 to early 1906, and for South Australia from late 1906 to 1910. He toured England with the Australian team in 1909.[1]