| Arthur Pratt | |
| Office1: | Ontario MPP |
| Term Start1: | 1905 |
| Term End1: | 1919 |
| Predecessor1: | William Andrew Charlton |
| Successor1: | Joseph Cridland |
| Constituency1: | Norfolk South |
| Party: | Conservative |
| Birth Date: | 6 February 1871 |
| Birth Place: | Lynedoch, Ontario |
| Death Place: | Simcoe, Ontario |
| Occupation: | Businessman |
| Allegiance: | Canadian |
| Branch: | Canadian Army |
| Serviceyears: | 1914-1918 |
| Rank: | Lieutenant-Colonel |
| Unit: | Canadian Expeditionary Force |
Arthur Clarence Pratt (February 6, 1871 - August 26, 1948) was an office manager and political figure in Ontario. He represented Norfolk South in the Legislative Assembly of Ontario from 1905 to 1919 as a Conservative member.
He was born in Lynedoch, Norfolk County,[1] the son of William Pratt and Maria Bottomley, both natives of Ireland, and was educated in Simcoe and Woodstock, at the Ottawa Normal School and at the Hamilton Normal College. In 1900, Pratt married Alice Bertha Turner.[1] In 1911, with George Tate Blackstock, he founded the Canadian branch of the English Imperial Mission association.[2] He was named lieutenant-colonel of the 133rd Battalion in the Canadian Expeditionary Force in 1916.[3] He died suddenly in 1948.[4]