Waldi \wa(l)-di\ as a boy's name is a variant of Walden (Old English), and the meaning of Waldi is "wooded valley".

The baby name Waldi sounds like Waldo and Wald. Other similar baby names are Baldie, Bald, Ward, Jaladi, Naldo, Wade, Wayde, Waldon, Walid, Walsh, Wally, Wallis, Wallie, Walt, Walder, Warde, Wilde, Wild and Willi.