1991 Australian Open – Men's doubles

Pieter Aldrich and Danie Visser were the defending champions, but lost in the first round to Paul Haarhuis and Mark Koevermans. Scott Davis and David Pate won the title, defeating Patrick McEnroe and David Wheaton 6–1, 4–6, 6–4, 5–7, 9–7, in the final. This was Pate's first Grand Slam title and final, despite gaining the World No. 1 ranking two weeks earlier.

John Fitzgerald and Anders Järryd lost in the third round to McEnroe and Wheaton. It was their only Grand Slam loss of the year, as they won the other three majors in 1991.

Seeds
• # Pieter Aldrich / Danie Visser (first round)

• # 🇺🇸 Rick Leach / 🇺🇸 Jim Pugh (third round)

• # 🇺🇸 Scott Davis / 🇺🇸 David Pate (champions)

• # 🇫🇷 Guy Forget / Jakob Hlasek (first round)

• # 🇨🇦 Grant Connell / 🇨🇦 Glenn Michibata (first round)

• # 🇪🇸 Sergio Casal / 🇪🇸 Emilio Sánchez (first round)

• # 🇦🇺 Darren Cahill / 🇦🇺 Mark Kratzmann (third round)

• # 🇬🇧 Neil Broad / Gary Muller (third round)

• # 🇺🇸 Patrick Galbraith / 🇺🇸 Todd Witsken (second round)

• # Goran Ivanišević /  Petr Korda (first round)

• # 🇩🇪 Udo Riglewski / 🇩🇪 Michael Stich (quarterfinals)

• # 🇦🇺 Broderick Dyke / 🇸🇪 Peter Lundgren (second round)

• # 🇺🇸 Patrick McEnroe / 🇺🇸 David Wheaton (final)

• # 🇮🇹 Omar Camporese / 🇪🇸 Javier Sánchez (first round)

• # 🇦🇺 Wally Masur / 🇦🇺 Jason Stoltenberg (quarterfinals)

• # 🇬🇧 Jeremy Bates / 🇺🇸 Kelly Jones (semifinals)