Meaning and name origin
Gregg \g-re-gg\ as a boy's name is of Greek origin, and the meaning of Gregg is "watchful, vigilant". Gregg is a variant of Gregory (Greek): the first of the 16 popes and 10 saints with the name was called Gregory the Great.
Gregg is a very popular first name for males (#392 out of 1220, Top 32%) and also a very popular surname or last name for all people (#1055 out of 88799, Top 1%) (2000 U.S. Census).
Displayed below is the baby name popularity of the name Gregg for boys (2014 statistics).
Displayed below is a comparison of the popularity of the boy name Gregg and its variant forms. Popular variation forms ranked in the Top 1000/100 are Gregory (#316), Greg and Gregg. (2014 statistics).