Paul Robert Mueller was 33 when he was shot and killed at his Cincinnati residence, 4851 Gray Road, on October 4, 1971. Reports say he was struck multiple times at the home. The Cincinnati Police Department investigated, but no suspect has been publicly identified and the motive remains unclear.

The Ohio Attorney General’s Office lists Mueller’s death as an unsolved cold case. He is buried at Spring Grove Cemetery, where a memorial page is maintained.

If anyone knew Paul, lived near Gray Road in 1971, or remembers unusual activity around that address in October 1971, please share what you know with the Cincinnati Police.