Is it not possible that there really was a John Alfred Tinniswood living in 1921 but the man who now claims to be him in 2024 is actually someone else who stole

Is it not possible that there really was a John Alfred Tinniswood living in 1921 but the man who now claims to be him in 2024 is actually someone else who stole the original's identity when he died unrecorded?