Retcon article
(covers information that was retroactively changed)
Summers' name on a computer display
Maryann Summers was the wife of Tommy Raymond, the elder son of Donald and Clare Raymond, and the mother of LeVar Burton Raymond and Cheryl Gates Raymond. Summers' name was visible on a computer display of the Raymond family's genealogy. (TNG: "The Neutral Zone", okudagram)
This character was only mentioned in writing.
Maryann Summers is a reference to the Gilligan's Island character Mary Ann Summers.