i believe the girl from ipanema is the most covered song (ever) and i love each and every cover of it!!! its an utter classic & the renditions of it are all so different and unique.
some random favorites that i can think of off the top of my head:
the girl from ipanema - elektel (neo shibuya kei)
the girl from ipanema - amy winehouse
the boy from ipanema - crystal waters (90s diva house)
the boy from ipanema - antena (electro pop)
the girl from ipanema - laurindo almeida (instrumental)
the girl from ipanema - herb alpert & the tijuana brass (classic lounge)
garota de ipanema - lisa ono (japanese jazz) (lisa ono is such a badass)
the boy from ipanema - peggy lee (classic tiki lounge)