Robert Langlais was 44 when he was last seen on March 11, 1998, in Rochester, New Hampshire. His car was found abandoned on the Piscataqua River Bridge that day, still running, with no sign of Robert. He has not been heard from since and is listed as an endangered missing person.

Authorities report no record of distinguishing physical marks, and there is no information about what he was wearing when he disappeared. There were no dental, fingerprint, or DNA records available to assist identification, and investigators have not been able to determine the circumstances that led to his disappearance. The Rochester Police Department continues to handle the case and it is also registered in NamUs.

If anyone has information that could help locate Robert Langlais or shed light on what happened that day, please contact the Rochester Police Department or the New Hampshire State Police.