Zach's mother, born Anne Hutchinson Maynard, is from a family of English, Irish, and Scottish ancestry (Anne converted to Judaism).
Through his mother's line, Zach is a ninth cousin of politician Mitt Romney.
On Scrubs (2001), Braff's character is often called by various girl's names.
Ironically, his first TV role was in an after school special called CBS Schoolbreak Special (1984) (Episode: My Summer as a Girl), in which he poses as a girl to get a summer job. When he sent the script for La mia vita a Garden State (2004) to people, he would also send them a copy of the songs (which he handpicked) that would eventually be the soundtrack. [on working with Woody Allen] That was a very surreal experience: I had studied the script right down to the punctuation marks, and then he would say, "We're not going to say what's on the page, and you don't really have to, either. [on casting Natalie Portman in La mia vita a Garden State (2004)] When you are writing a script, you can't help but stop and daydream about which actors are going to play the parts, and I kind of imagined Natalie Portman.