Felix Barrientos (born 20 November 1967) is a former professional tennis player from the Philippines.

Barrientos was a highly ranked player on the juniors circuit, most notably reaching the semi-finals of the boys' singles at the 1985 Wimbledon Championships.

[1] Having attended Colegio San Agustin in Makati, he played American collegiate tennis at Louisiana State University (LSU) on a scholarship and was a member of the team which reached the final of the 1988 NCAA Division I Men's Tennis Championships.

[1] As a professional player he was ranked as high as 180, breaking into the top 200 after he made the quarter-finals of the Hong Kong Open in 1991, during which he had a win over Kevin Curren.

[1] His other singles main draw appearance on the ATP Tour came at the 1991 Queen's Club Championships, then at Taipei the following year, for first round losses to Pat Cash and John Fitzgerald respectively.