Dictionary
Rol•lo
Pronunciation: (rol'ō), [key]—
n.
1. Also called
Rolf, Roy, Hrolf, Rolf the Ganger. a.d.c860–931?, Norse chieftain: 1st duke of Normandy 911?.
2. a male given name, form of
Rolf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.