| Year | Winner | Score | Course |
| 2000 | Jim Carter | 269 (19-under) | Omni Tucson National Resort, Tucson, Ariz. |
| 1999 | x-Gabriel Hjertstedt | 276 (12-under) | Omni Tucson National Resort, Tucson, Ariz. |
| 1998 | David Duval | 269 (19-under) | Omni Tucson National Resort, Tucson, Ariz. |
| 1997 | Jeff Sluman | 275 (13-under) | Omni Tucson National Resort, Tucson, Ariz. |
| 1996 | Phil Mickelson | 273 (16-under) | Tucson National GC, Tucson, Ariz. Starr Pass GC, Tucson, Ariz. |
| 1995 | Phil Mickelson | 269 (19-under) | Tucson National GC, Tucson, Ariz. Starr Pass GC, Tucson, Ariz. |
| 1994 | Andrew Magee | 270 (18-under) | Tucson National GC, Tucson, Ariz. Starr Pass GC, Tucson, Ariz. |
| 1993 | Larry Mize | 271 (17-under) | Tucson National GC, Tucson, Ariz. Starr Pass GC, Tucson, Ariz. |
| 1992 | Lee Janzen | 270 (18-under) | Tucson National GC, Tucson, Ariz. Starr Pass GC, Tucson, Ariz. |
| 1991 | Phil Mickelson (a) | 272 (16-under) | Tucson National GC, Tucson, Ariz. Starr Pass GC, Tucson, Ariz. |
| 1990 | Robert Gamez | 270 (18-under) | Randolph Park Municipal, Tucson, Ariz. Starr Pass GC, Tucson, Ariz. |
| 1989 | No tournament |  : | |
| 1988 | David Frost | 266 (22-under) | TPC at Starr Pass, Tucson, Ariz. |
| 1987 | Mike Reid | 268 (20-under) | TPC at Starr Pass, Tucson, Ariz. |
| 1986 | Jim Thorpe | Match play | Randolph Park Municipal, Tucson, Ariz. |
| 1985 | Jim Thorpe | Match play | Randolph Park Municipal, Tucson, Ariz. |
| 1984 | Tom Watson | Match play | Randolph Park Municipal, Tucson, Ariz. |
| 1983 | x-Gil Morgan | 271 (9-under) | Randolph Park Municipal, Tucson, Ariz. |
| 1982 | Craig Stadler | 266 (14-under) | Randolph Park Municipal, Tucson, Ariz. |
| 1981 | Johnny Miller | 265 (15-under) | Randolph Park Municipal, Tucson, Ariz. |
| 1980 | Jim Colbert | 270 (18-under) | Tucson National GC, Tucson, Ariz. |
| 1979 | Bruce Lietzke | 265 (15-under) | Randolph Park Municipal, Tucson, Ariz. |
| 1978 | Tom Watson | 276 (12-under) | Tucson National GC, Tucson, Ariz. |
| 1977 | x-Bruce Lietzke | 275 (13-under) | Tucson National GC, Tucson, Ariz. |
| 1976 | Johnny Miller | 274 (14-under) | Tucson National GC, Tucson, Ariz. |
| 1975 | Johnny Miller | 263 (25-under) | Tucson National GC, Tucson, Ariz. |
| 1974 | Johnny Miller | 272 (16-under) | Tucson National GC, Tucson, Ariz. |
| 1973 | Bruce Crampton | 277 (11-under) | Tucson National GC, Tucson, Ariz. |
| 1972 | x-Miller Barber | 273 (15-under) | Tucson National GC, Tucson, Ariz. |
| 1971 | J.C. Snead | 273 (15-under) | Tucson National GC, Tucson, Ariz. |
| 1970 | x-Lee Trevino | 275 (13-under) | Tucson National GC, Tucson, Ariz. |
| 1969 | Lee Trevino | 271 (17-under) | Tucson National GC, Tucson, Ariz. |
| 1968 | George Knudson | 273 (15-under) | Tucson National GC, Tucson, Ariz. |
| 1967 | Arnold Palmer | 273 (15-under) | Tucson National GC, Tucson, Ariz. |
| 1966 | x-Joe Campbell | 278 (10-under) | Tucson National GC, Tucson, Ariz. |
| 1965 | Bob Charles | 271 (17-under) | Tucson National GC, Tucson, Ariz. |
| 1964 | Jack Cupit | 274 (14-under) | 49er CC, Tucson, Ariz. |
| 1963 | Don January | 266 (22-under) | 49er CC, Tucson, Ariz. |
| 1962 | Phil Rodgers | 263 (17-under) | El Rio G&CC, Tucson, Ariz. |
| 1961 | x-Dave Hill | 269 (11-under) | El Rio G&CC, Tucson, Ariz. |
| 1960 | Don January | 271 (9-under) | El Rio G&CC, Tucson, Ariz. |
| 1959 | Gene Littler | 266 (14-under) | El Rio G&CC, Tucson, Ariz. |
| 1958 | Lionel Hebert | 265 (15-under) | El Rio G&CC, Tucson, Ariz. |
| 1957 | x-Dow Finsterwald | 269 (11-under) | El Rio G&CC, Tucson, Ariz. |
| 1956 | Ted Kroll | 264 (16-under) | El Rio G&CC, Tucson, Ariz. |
| 1955 | Tommy Bolt | 265 (15-under) | El Rio G&CC, Tucson, Ariz. |
| 1954 | No tournament | ||
| 1953 | Tommy Bolt | 265 (15-under) | El Rio G&CC, Tucson, Ariz. |
| 1952 | Henry Williams | 274 (6-under) | El Rio G&CC, Tucson, Ariz. |
| 1951 | Lloyd Mangrum | 269 (11-under) | El Rio G&CC, Tucson, Ariz. |
| 1950 | Chandler Harper | 267 (13-under) | El Rio G&CC, Tucson, Ariz. |
| 1949 | Lloyd Mangrum | 263 (17-under) | El Rio G&CC, Tucson, Ariz. |
| 1948 | Skip Alexander | 264 (16-under) | El Rio G&CC, Tucson, Ariz. |
| 1947 | Jimmy Demaret | 264 (16-under) | El Rio G&CC, Tucson, Ariz. |
| 1946 | Jimmy Demaret | 268 (12-under) | El Rio G&CC, Tucson, Ariz. |
| 1945 | Roy Mangrum | 268 (12-under) | El Rio G&CC, Tucson, Ariz. |
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