| Honorific-Prefix: | The Honourable |
| Tom O'Byrne | |
| Order: | Member of the Legislative Council |
| Term Start: | 22 June 1934 |
| Term End: | 31 December 1950 |
| Birth Date: | 30 August 1871 |
| Birth Place: | Westbury, Tasmania, Australia |
| Death Date: | 30 September 1952 |
| Death Place: | Invercargill, New Zealand |
| Party: | Labour Party |
Thomas Francis O'Byrne (30 August 1871 - 30 September 1952) was a New Zealand timber worker, trade unionist and politician. He was born in Westbury, Tasmania, Australia in 1871. From 1934 onwards, he was a member of the Legislative Council.[1]
In 1935, he was awarded the King George V Silver Jubilee Medal.[2]
. New Zealand Parliamentary Record, 1840–1949 . Guy Scholefield . 3rd . 1913 . 1950 . Govt. Printer . Wellington . 82.