Alex Klein (born 1964, Porto Alegre) is an oboist who began his musical studies in his native Brazil at the age of nine, and made his solo orchestral debut the following year. At the age of eleven he was invited to join the Camerata Antigua, one of Brazil's foremost chamber ensembles. During his teenage years he toured and performed as a soloist, recitalist and as a member of several professional orchestras in Brazil. He then studied at the Oberlin Conservatory of Music with James Caldwell, earning a BM and an artist diploma in music performance.