| 1966 Espirito Santo Trophy | |
| Dates: | 20–23 October |
| Location: | Mexico City, Mexico |
| Course: | Mexico City Country Club |
| Org: | World Amateur Golf Council |
| Format: | 72 holes stroke play |
| Par: | 72 |
| Yardage: | 6260yd |
| Field: | 19 teams 57 players |
| Champion: | Barbara Fay White Boddie, Shelley Hamlin, Anne Quast Welts |
| Score: | 580 (+4) |
| Map: | Mexico |
| Map Label: | Mexico City Country Club |
| Map Relief: | yes |
| Previous: | 1964 |
| Next: | 1968 |
The 1966 Espirito Santo Trophy took place 20–23 October at Mexico City Country Club in Mexico City, Mexico. It was the second women's golf World Amateur Team Championship for the Espirito Santo Trophy. The tournament was a 72-hole stroke play team event with 19 three-woman teams. The best two scores for each round counted towards the team total.
The United States won the Trophy, beating Canada by nine strokes. Canada took the silver medal while defending champions France, a further eight strokes behind, took the bronze.[1]
19 teams contested the event. Each team had three players.
| Country | Players | |
|---|---|---|
| Gail Corry, Marea Hickey Parsons, Dianna Thomas | ||
| Arlette Engel-Jacquet, Corinne Reybroeck, Louise van den Berghe | ||
| Mrs M.J. Brewer, Mrs. Brock Park, Mrs. Graham Rosser | ||
| Margot M. Brand, Gitta Grant, Irene Ribeiro | ||
| Gayle Hitchens Borthwick, Gail Harvey Moore, Marlene Stewart Streit | ||
| Raquel R.T. Edwards, Gabriela Gazitua, Violet J. de Vermehren | ||
| Claudine Cros, Catherine Lacoste, Brigitte Varangot | ||
 Great Britain &<br> | Ita Burke, Ruth Porter, Belle Robertson | |
| Isa Goldschmidt Bevione, Marina Ragher, Marion Tadini | ||
| Tamako Izutani, Takako Kiymoto, Seiko Sato | ||
| Fela Chavez, Florencia Hernandez, Elena Larralde | ||
| A.E. Eschauzier, Annie van Lanschot, Anneke van Riemsdijk | ||
| Patricia Bull, Jane Little, Natalie White | ||
 | Judy Angel, Jill Kennedy, Jacqueline Mercer | |
 | Teresa Bagaria, Mercedes Etchart de Ártiach, Emma Villacieros de García-Ogara | |
| Liv Forsell, Birgit Forsman, Nina Rehnqvist | ||
| Barbara Fay White Boddie, Shelley Hamlin, Anne Quast Welts | ||
| Mrs. Hope P. Nestares, Luisa M de Sabater, Margaret Murray-Wilson | ||
| Monika Möller, Marion Petersen, Monica Steegmann |
| Place | Country | Score | To par | |
|---|---|---|---|---|
| 145-144-146-145=580 | +4 | |||
| 150-148-145-146=589 | +13 | |||
| 147-150-150-150=597 | +21 | |||
| 4 | 150-151-158-152=611 | +35 | ||
| 5 | Great Britain &<br> | 155-155-149-153=612 | +36 | |
| T6 | 146-158-153-156=613 | +37 | ||
| 157-154-148-154=613 | ||||
| 154-153-152-154=613 | ||||
| 152-150-152-159=613 | |||
| 10 | 154-155-149-159=617 | +41 | ||
| 11 | 158-150-162-154=621 | +45 | ||
| 12 | 159-150-162-154=625 | +49 | ||
| 13 | 159-157-159-156=631 | +55 | ||
| 14 | | 163-161-163-160=647 | +71 | |
| 15 | 165-156-168-159=648 | +72 | ||
| 16 | 167-164-160-168=659 | +83 | ||
| 17 | 169-180-172-169=690 | +114 | ||
| 18 | 177-174-182-170=703 | +127 | ||
| 19 | 168-183-183-177=711 | +135 |
There was no official recognition for the lowest individual scores.
| Place | Player | Country | Score | To par |
|---|---|---|---|---|
| 1 | Marlene Stewart Streit | 74-71-70-74=289 | +1 | |
| 2 | Barbara Fay White Boddie | 74-71-74-73=292 | +4 | |
| 3 | Catherine Lacoste | 71-73-70-79=293 | +5 | |
| T4 | Liv Forsell | 76-73-70-79=298 | +10 | |
| Anne Quast Welts | 71-73-76-79=298 | |||
| 6 | Shelley Hamlin | 80-75-72-72=299 | +11 | |
| 7 | Florencia Hernandez | 72-77-73-78=300 | +12 | |
| 8 | Belle Robertson | Great Britain &<br> | 77-77-69-78=301 | +13 |
| 9 | Marina Ragher | 74-78-74-76=302 | +14 | |
| T10 | Gail Harvey Moore | 77-77-78-72=304 | +16 | |
| Corinne Reybroeck | 72-75-81-76=304 |