The men's 1500 metres T46 event at the 2020 Summer Paralympics in Tokyo took place on 28 August 2021.

The T46 category is for athletes who have a single above or below elbow amputation or similar disability, with normal function in both legs.

Prior to the competition, the existing records were as follows:[1] The final took place on 28 August 2021, at 10:28:[2]