Dave, Buric book on Gorski Kotar surnames has them as different names. The spelling he found there: 1. GRUBEZ"IC' in Zlobin GRUBES"IC' in Lokve 2. GRUBISICH in Mrkopalj and Sunger GRUBIS"IC' in Mrkopalj GRUBISIC' in Mrkopalj and Jelenje similar name: GRUBIC' Simunovic has only GRUBIS"IC' By the way Ashley's GRUBISIC is from Mrkopalj (in Gorski Kotar part of Primorsko Goranska County) Tatjana