J. Peyser was a Human Starfleet officer in the 22nd century.
In 2154, he was named as a Deep Space Operations officer on the dedication plaque of the Columbia NX-02. (ENT: "Affliction", dedication plaque).
In January of 2155, he was named as an EECOM officer at the Fleet Operations Center on Earth. His office was located in room #3465. (ENT: "Demons", directories)
J. Peyser was named after
Enterprise special effects artist John Peyser.