| Insurance City Open | ||||
| Year | Winner | Score | Runner up | Score |
| 1952 | Ted Kroll | 273 | Skee Riegel | 277 |
| 1952 | Earl Stewart | 277 | ||
| 1952 | Lawson Little | 277 | ||
| 1953 | Bob Toski | 269 | Jim Ferrier | 270 |
| 1954 | Tommy Bolt | 271 | Earl Stewart | 271 |
| 1955 | Sam Snead | 269 | Fred Hawkins | 276 |
| 1955 | Mike Souchak | 276 | ||
| 1956 | Arnold Palmer | 274 | Ted Kroll | 274 |
| Insurance City Open Invitational | ||||
| Year | Winner | Score | Runner up | Score |
| 1957 | Gardner Dickinson | 272 | George Bayer | 274 |
| 1958 | Jack Burke, Jr. | 268 | Dow Finsterwald | 271 |
| 1958 | Art Wall | 271 | ||
| 1959 | Gene Littler | 272 | Tom Nieporte | 273 |
| 1960 | Arnold Palmer | 270 | Bill Collins | 270 |
| 1960 | Jack Fleck | 270 | ||
| 1961 | Billy Maxwell | 271 | Ted Kroll | 271 |
| 1962 | Bob Goalby | 271 | Art Wall | 271 |
| 1963 | Billy Casper | 271 | George Bayer | 272 |
| 1964 | Ken Venturi | 273 | Al Besselink | 274 |
| 1964 | Paul Bondeson | 274 | ||
| 1964 | Sam Carmichael | 274 | ||
| 1964 | Jim Grant | 274 | ||
| 1965 | Billy Casper | 274 | Johnny Pott | 274 |
| 1966 | Art Wall | 266 | Wes Ellis | 268 |
| Greater Hartford Open Invitational | ||||
| Year | Winner | Score | Runner up | Score |
| 1967 | Charles Sifford | 272 | Steve Oppermann | 273 |
| 1968 | Billy Casper | 266 | Bruce Crampton | 269 |
| 1969 | Bob Lunn | 268 | Dave Hill | 268 |
| 1970 | Bob Murphy | 267 | Paul Harney | 271 |
| 1971 | George Archer | 268 | Lou Graham | 268 |
| 1971 | J.C. Snead | 268 | ||
| 1972 | Lee Trevino | 269 | Lee Elder | 269 |
| Sammy Davis Jr.-Greater Hartford Open | ||||
| Year | Winner | Score | Runner up | Score |
| 1973 | Billy Casper | 264 | Bruce Devlin | 265 |
| 1974 | Dave Stockton | 268 | Raymond Floyd | 272 |
| 1975 | Don Bies | 267 | Hubert Green | 267 |
| 1976 | Rik Massengale | 266 | Al Geiberger | 268 |
| 1976 | J.C. Snead | 268 | ||
| 1977 | Billy Kratzert | 265 | Grier Jones | 268 |
| 1977 | Larry Nelson | 268 | ||
| 1978 | Rod Funseth | 264 | Dale Douglass | 268 |
| 1978 | Lee Elder | 268 | ||
| 1978 | Billy Kratzert | 268 | ||
| 1979 | Jerry McGee | 267 | Jack Renner | 268 |
| 1980 | Howard Twitty | 266 | Jim Simons | 266 |
| 1981 | Hubert Green | 264 | Bobby Clampett | 265 |
| 1981 | Fred Couples | 265 | ||
| 1981 | Roger Maltbie | 265 | ||
| 1982 | Tim Norris | 259 | Raymond Floyd | 265 |
| 1982 | Hubert Green | 265 | ||
| 1982 | Hubert Green | 265 | ||
| 1983 | Curtis Strange | 268 | Jay Haas | 269 |
| 1983 | Jack Renner | 269 | ||
| 1983 | Jack Renner | 269 | ||
| 1984 | Peter Jacobsen | 269 | Mark O'Meara | 271 |
| Canon Sammy Davis Jr.-Greater Hartford Open | ||||
| Year | Winner | Score | Runner up | Score |
| 1985 | Phil Blackmar | 271 | Jodie Mudd | 271 |
| 1985 | Dan Pohl | 271 | ||
| 1986 | Mac O'Grady | 269 | Roger Maltbie | 269 |
| 1987 | Paul Azinger | 269 | Dan Forsman | 270 |
| 1987 | Wayne Levi | 270 | ||
| Canon Sammy Davis Jr. Greater Hartford | ||||
| Year | Winner | Score | Runner up | Score |
| 1988 | Mark Brooks | 269 | Dave Barr | 269 |
| 1988 | Joey Sindelar | 269 | ||
| Canon Greater Hartford Open | ||||
| Year | Winner | Score | Runner up | Score |
| 1989 | Paul Azinger | 267 | Wayne Levi | 268 |
| 1990 | Wayne Levi | 267 | Mark Calcavecchia | 269 |
| 1990 | Brad Fabel | 269 | ||
| 1990 | Rocco Mediate | 269 | ||
| 1990 | Chris Perry | 269 | ||
| 1991 | Billy Ray Brown | 271 | Rick Fehr | 271 |
| 1991 | Corey Pavin | 271 | ||
| 1992 | Lanny Wadkins | 274 | Dan Forsman | 276 |
| 1992 | Nick Price | 276 | ||
| 1992 | Donnie Hammond | 276 | ||
| 1993 | Nick Price | 271 | Dan Forsman | 272 |
| 1993 | Roger Maltbie | 272 | ||
| 1994 | David Frost | 268 | Greg Norman | 269 |
| 1995 | Greg Norman | 267 | Dave Stockton, Jr. | 269 |
| 1995 | Kirk Triplett | 269 | ||
| 1995 | Grant Waite | 269 | ||
| 1996 | D.A. Weibring | 270 | Tom Kite | 274 |
| 1997 | Stewart Cink | 267 | Tom Byrum | 268 |
| 1997 | Brandel Chamblee | 268 | ||
| 1997 | Jeff Maggert | 268 | ||
| 1998 | Olin Browne | 266 | Stewart Cink | 266 |
| 1998 | Larry Mize | 266 | ||
| 1999 | Brent Geiberger | 262 | Skip Kendall | 265 |
| 2000 | Notah Begay III | 260 | Mark Calcavecchia | 261 |
| 2001 | Phil Mickelson | 264 | Billy Andrade | 265 |
| 2002 | Phil Mickelson | 266 | Jonathan Kaye | 267 |
| 2002 | Davis Love III | 267 | ||
| Greater Hartford Open | ||||
| Year | Winner | Score | Runner up | Score |
| 2003 | Peter Jacobsen | 266 | Chris Riley | 268 |
| Buick Championship | ||||
| Year | Winner | Score | Runner up | Score |
| 2004 | Woody Austin | 270 | Tim Herron | 270 |
| 2005 | Brad Faxon | 266 | Tjaart van der Walt | 266 |
| 2006 | J.J. Henry | 266 | Hunter Mahan | 269 |
| 2006 | Ryan Moore | 269 | ||
| 2007 | Hunter Mahan | 265 | Jay Williamson | 265 |