Wer appears in nine types of masculine theophoric names from Old Babylonian Mari, with eight using the spelling Mer and one - Wer. Furthermore, the names of the local deities Itūr-Mēr and Tar’am-Mēr are both agreed to be theophoric names invoking him.
In nine types of masculine theophoric names from Old Babylonian Mari, Wer is included; eight use the spelling Mer while one uses Wer. Additionally, the names of local deities Itūr-Mēr and Tar’am-Mēr are both recognized as theophoric names invoking him.