Egbert \e-gbe-rt, eg-bert\ as a boy's name is of Old English origin, and the meaning of Egbert is "bright, famous sword". Name of two eight-century English saints and a ninth-century king of Wessex. The name was revived in the 19th century.
For more information, see also the related name Bert.
A baby name that sounds like Egbert is Akbar. Other similar baby names are Elbert, Ebert and Edbert.