We can't pretend that this name is not indelibly linked to the Disney's eponymous character, at least in the USA; but it's not a negative connotation and may appeal to you. Bosnian variation Aldin may be more wearable in the US, though.

According to local legend in the Canary Islands, Gara was a young princess who fell in love with a peasant's son, Jonay. Their relationship was condemned by a local priest and the day of their marriage a great earthquake shook the islands. The couple fled together and, according to legend, committed joint suicide at a peak on the island of La Gomera now known as Garajonay Peak.

This architectural word name could be used for the child of someone in real estate, but it feels less spirited than some of the other word name inspired by nature or virtues.