This article lists the national football team squads for the 1990 FIFA World Cup final tournament held in Italy, between 8 June and 8 July 1990. Each country's final squad consisted of 22 players and had to be confirmed by 29 May. Replacement of injured players was permitted during the tournament at the discretion of FIFA. Two goalkeepers (for Argentina and England) were allowed to replace their injured counterparts under this ruling. Players marked (c) were named as captain for their national squad. Number of caps counts until the start of the World Cup, including all pre-tournament friendlies. A player's age is also at the start of the tournament.

Group A

Austria

Head coach: Josef Hickersberger

Czechoslovakia

Head coach: Jozef Vengloš

Italy

Head coach: Azeglio Vicini Note: with the exception of the goalkeepers, who were assigned the traditional shirt numbers for the role (1, 12 and 22) the Italian team was numbered alphabetically within their respective positions: Defenders (from 2 to 8), Midfielders (from 9 to 14) and Forwards (from 15 to 21).

United States

Head coach: Bob Gansler

Group B

Argentina

Head coach: Carlos Bilardo

Cameroon

Head coach: Valery Nepomnyashchy

Romania

Head coach: Emerich Jenei

Soviet Union

Head coach: Valeriy Lobanovskyi

Group C

Brazil

Head coach: Sebastião Lazaroni

Costa Rica

Head coach: Bora Milutinović

Scotland

Head coach: Andy Roxburgh The Scotland squad was numbered according to the number of caps that each player had won at the time. The exception to this was Goalkeeper Jim Leighton who was given the traditional number 1 jersey.

Sweden

Head coach: Olle Nordin

Group D

Colombia

Head coach: Francisco Maturana

United Arab Emirates

Head coach: 🇧🇷 Carlos Alberto Parreira

West Germany

Head coach: Franz Beckenbauer

Yugoslavia

Head coach: Ivica Osim

Group E

Belgium

Head coach: Guy Thys

South Korea

Head coach: 🇰🇷 Lee Hoe-taik

Spain

Head coach: Luis Suárez

Uruguay

Head coach: Óscar Tabárez

Group F

Egypt

Head coach: Mahmoud Al-Gohari

England

Head coach: Bobby Robson

Netherlands

Head coach: Leo Beenhakker

Republic of Ireland

Head coach: 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Jack Charlton

Coaches representation by country