Beraht

Bert is a hypocoristic form of a number of various Germanic given names, such as Robert, Albert, Elbert, Herbert, Hilbert, Hubert, Gilbert, Wilbert, Filbert, Fulbert, Norbert, Osbert, Roberto, Roberta, Bertram, Berthold, Bertrand, Umberto, Humbert, Humberto, Alberto, Alberta, Albertine, Albertina, Cuthbert, Delbert, Dagobert, Rimbert, Egbert, Siegbert, Gualbert, Gerbert, Lambert, Engelbert, Bertie, Uberto, and Colbert.