This article lists the official squads for the 1991 Rugby World Cup that took place in England, Ireland, Scotland, Wales and France between 3 October and 2 November 1991.
Players marked (c) were named as captain for their national squad. All details, such as number of international caps and player age, are current as of the opening day of the tournament on 3 October 1991.
Pool A
England
Head coach: Geoff Cooke
Italy
Head coach: Bertrand Fourcade
New Zealand
Head coaches: John Hart and Alex Wyllie
United States Head coach: Jim Perkins
Pool B
Ireland Head coach: Ciaran Fitzgerald
Japan Head coach: Hiroaki Shukuzawa Manager: Shigeru Konno
Scotland
Head coach: Ian McGeechan
Zimbabwe Trainer: Iain Buchanan Manager: Alan Woldemar
Pool C
Argentina
Head coaches: Luis Gradín / Guillermo Lamarca
Australia
Head coach: Bob Dwyer
Wales
Head coach: Alan Davies
Western Samoa Head coach: Peter Schuster Manager Lemalu Tate Simi
Pool D
Canada
Head coach: Ian Birtwell
Fiji Head coaches: Samisoni Viriviri and George Simpkin
France
Head coach: Daniel Dubroca
Romania
Head coach: Peter Ianusevici
References