| Juan Antonio García Díez | |
| Office: | Deputy Prime Minister for Economic Affairs of Spain |
| Term Start: | 30 July 1982 |
| Term End: | 3 December 1982 |
| Primeminister: | Leopoldo Calvo-Sotelo |
| Predecessor: | Rodolfo Martín Villa |
| Successor: | Alfonso Guerra |
| Office1: | Second Deputy Prime Minister of Spain |
| Term Start1: | 2 December 1981 |
| Term End1: | 30 July 1982 |
| Primeminister1: | Leopoldo Calvo-Sotelo |
| Predecessor1: | Leopoldo Calvo-Sotelo |
| Successor1: | Rodrigo Rato |
| Office2: | Ministry of Economy and Trade |
| Term Start2: | 9 September 1980 |
| Term End2: | 3 December 1982 |
| Primeminister2: | Adolfo Suárez Leopoldo Calvo-Sotelo |
| Predecessor2: | José Luis Leal Maldonado |
| Successor2: | Miguel Boyer |
| Office3: | Ministry of Trade and Tourism |
| Term Start3: | 5 July 1977 |
| Term End3: | 3 May 1980 |
| Primeminister3: | Adolfo Suárez |
| Predecessor3: | José Lladó Fernández-Urrutia |
| Successor3: | Luis Gámir |
| Birth Date: | 4 August 1940 |
| Birth Place: | Madrid, Spain |
| Death Place: | Madrid, Spain |
| Birthname: | Juan Antonio García Díez |
| Nationality: | Spanish |
| Party: | UCD |
| Alma Mater: | Complutense University of Madrid |
Juan Antonio García Díez (4 August 1940 – 6 May 1998) was a Spanish politician from the Union of the Democratic Centre (UCD) who held several cabinet posts between 1977 and 1982, most prominently serving as Deputy Prime Minister of Spain from December 1981 to December 1982.[1]