The 1975 Pacific Coast Open – Doubles was an event of the 1975 Pacific Coast Open tennis tournament and was played on outdoor hard courts at the Cow Palace in San Francisco, California, in the United States between September 22 and September 28, 1975. The draw comprised 32 teams of which eight were seeded. Bob Lutz and Stan Smith were the defending Pacific Coast Open doubles champions but lost in the first round. The fourth-seeded team of Fred McNair and Sherwood Stewart won the title by defeating the unseeded team of Allan Stone and Kim Warwick in the final, 6–2, 7–6(7–3).[1] [2] [3] [4]