The guitarist wore his trademark beanie black hat and a three-piece suit as he proudly accompanied the model, who is in her thirties, before she tied the knot with her childhood sweetheart Jamie Hewitson in an outdoor ceremony in Tuscany.
Evans shared a picture of proud dad and daughter walking down the aisle on Instagram.com and wrote, "Last moments of being a single lady."
Hollie is the eldest of the rocker's five children. He has two other kids from his marriage to Hollie's mother Aislinn O'Sullivan, and a further two from his current marriage to dancer Morleigh Steinberg.
U2 are due to resume their world tour in Italy next week (beg31Aug15).