Updated June 9, 2019 Share: Boy name origins & meanings Greek : Watchman Boy name variations Gregory Gregorius Gregori Gregoire Gregor Greger Gregorio Gregoor Griogair Grioghar Gregus Gragos Greis Grischa Grigor Grigori Gries Gero Greg Graig Greig Gregg Gregson Grig Grigg Grigson McGregor