| Arthur Brown Ritchie | |
| Office: | Member of the Legislative Assembly of British Columbia |
| Predecessor: | Rolf Wallgren Bruhn |
| Successor: | James Allan Reid |
| Term Start: | 1945 |
| Term End: | 1952 |
| Constituency: | Salmon Arm |
| Birth Date: | 18 October 1885 |
| Birth Place: | Peebles, Scotland |
| Death Place: | Salmon Arm, British Columbia |
| Spouse: | Olive Beloud |
| Party: | Coalition |
| Occupation: | Farmer |
| Children: | 4 |
Arthur Brown Ritchie (October 18, 1885 - April 20, 1977) was a Canadian politician. He served in the Legislative Assembly of British Columbia from 1945 to 1952 from the electoral district of Salmon Arm, a member of the Coalition government.[1]