1973 Union Trust Classic – Doubles

The 1973 Union Trust Classic – Doubles was an event of the 1973 Union Trust Classic men's tennis tournament that was played in Merrifield, Virginia in the United States from March 19 through March 25, 1973. The draw comprised 16 teams and four of them were seeded. Cliff Richey and Tom Edlefsen were the defending doubles champions but did not take part in this edition. First-seeded Tom Okker and Marty Riessen won the title, defeating unseeded Arthur Ashe and Roscoe Tanner in the final, 4–6, 7–6, 6–2.

Seeds
• # Tom Okker / 🇺🇸 Marty Riessen (champions)

• # 🇬🇧 Mark Cox / 🇬🇧 Graham Stilwell (semifinals)

• # 🇦🇺 Ken Rosewall / 🇦🇺 Fred Stolle (quarterfinals)

• # 🇺🇸 Tom Gorman / 🇺🇸 Erik van Dillen (first round)