2005 European Seniors Tour
The 2005 European Seniors Tour was the 14th season of the European Seniors Tour, the professional golf tour for men aged 50 and above operated by the PGA European Tour.
Tournament results
The numbers in brackets after the winners' names show the number of career wins they had on the European Seniors Tour up to and including that event. This is only shown for players who are members of the tour.| Date | Tournament | Host country | Winner | Notes |
| 4 Mar | DGM Barbados Open | Barbados |  Denis O'Sullivan | |
| 13 Mar | Tobago Plantations Seniors Classic | Trinidad and Tobago |  Luis Carbonetti | |
| 23 Apr | Jolie Ville Sharm El Sheikh Seniors Open | Egypt |  Bob Lendzion | New tournament |
| 22 May | Nokia 9300 Italian Seniors Open | Italy |  Géry Watine | |
| 29 May | U.S. Senior PGA Championship | United States | Mike Reid | Champions Tour major. Unofficial money on the EST. |
| 5 Jun | AIB Irish Seniors Open | Ireland |  Noel Ratcliffe | |
| 12 Jun | Irvine Whitlock Seniors Classic | Jersey |  Sam Torrance | |
| 19 Jun | Mobile Cup | England |  Giuseppe Calì | |
| 26 Jun | De Vere Northumberland Seniors Classic | England |  Carl Mason | |
| 3 Jul | Ryder Cup Wales Seniors Open | Wales | Carl Mason | |
| 10 Jul | Nigel Mansell Sunseeker International Classic | England | Jim Rhodes | |
| 24 Jul | Senior British Open Championship | Scotland | Tom Watson | Senior major |
| 31 Jul | U.S. Senior Open | United States | Allen Doyle | Champions Tour major. Unofficial money on the EST. |
| 7 Aug | De Vere PGA Seniors Championship | England | Sam Torrance | |
| 14 Aug | Bad Ragaz PGA Seniors Open | Switzerland | Terry Gale | |
| 21 Aug | Travis Perkins Senior Masters | England | Eduardo Romero | |
| 28 Aug | Charles Church Scottish Seniors Open | Scotland | Nick Job | |
| 4 Sep | Bovis Lend Lease European Senior Masters | England | Mark James | |
| 11 Sep | Scandinavian Senior Open | Denmark | Bill Longmuir | |
| 25 Sep | Bendinat London Seniors Masters | England | Sam Torrance | |
| 2 Oct | Castellon Costa Azahar Open de España | Spain | Bob Boyd | |
| 9 Oct | Algarve Seniors Open of Portugal | Portugal | Jerry Bruner | New tournament |
| 12 Nov | Arcapita Seniors Tour Championship | Bahrain | Des Smyth |
For the tour schedule on the European Senior Tour's website, including links to full results, click .