| John Gilday | |
| Constituency Am1: | Ithaca |
| Assembly1: | Queensland Legislative |
| Term Start1: | 27 Apr 1912 |
| Term End1: | 8 May 1926 |
| Predecessor1: | New seat |
| Successor1: | Ned Hanlon |
| Birth Date: | 1874 |
| Birth Place: | Ballarat, Victoria, Australia |
| Death Date: | 29 August 1937 (aged 62 or 63) |
| Death Place: | Brisbane, Queensland, Australia |
| Restingplace: | Toowong Cemetery |
| Birthname: | John Theophilus Gilday |
| Nationality: | Australian |
| Party: | Labor |
| Spouse: | Mary Walker (m.1899 d.1953) |
| Occupation: | Meatworker |
John Theophilus Gilday (1874 – 29 August 1937) was a meatworker and member of the Queensland Legislative Assembly.[1]
Gilday was born in Ballarat, Victoria, to parents Martin Gilday and his wife Honorah (née Corcoran). He went to Ballarat State School and became a meatworker in New South Wales. He was a director of the Daily Standard & The Worker newspapers.[1]
On 1 February 1899 he married Mary Walker (died 1953)[2] in Brisbane and together had two sons and two daughters. He died in August 1937[1] and his funeral proceeded from his late residence in Paddington to the Toowong Cemetery.[3]
Gilday, for the Labor Party, held the seat of Ithaca in the Queensland Legislative Assembly from its inception in 1912 until his retirement from politics in 1926.[1]