For the mirror universe counterpart, please see J. Eaves (mirror).
John Eaves (or J. Eaves) was a Human Starfleet officer who lived during the 23rd century.
During the 2250s, Eaves was listed as a member of the Tactical Ops team on the dedication plaque of the USS Discovery. (DIS: "Context Is for Kings", dedication plaque)
In that same decade, Eaves was was among the members of the Science Ops team listed on the dedication plaque of the USS Enterprise. (DIS: "Such Sweet Sorrow")
In 2293, he was listed as a Engineering Division officer on the dedication plaque of the USS Enterprise-B. (Star Trek Generations, dedication plaque)
This character was only mentioned in writing.
He was named after John Eaves, the designer of several Star Trek ships including the retconned USS Enterprise.