1991 World Marathon Cup
The 1991 World Marathon Cup was the fourth edition of the World Marathon Cup of athletics and were held in London, United Kingdom. The competition was held jointly with the annual London Marathon on 21 April.
Results
| # | Nations | Time |
| 1 | David Long Stephen Brace David Buzza | 6:34:59 |
| 2 | Manuel Matias Joaquim Pinheiro Antonio Godinho | 6:35:55 |
| 3 | Jan Huruk Sławomir Gurny Wiesław Perszke | 6:36:12 |
| # | Nations | Time |
| 1 | Valentina Yegorova Ramilya Burangulova Tatyana Zuyeva | 7:30:21 |
| 2 | Anna Villani Antonella Bizioli Laura Fogli | 7:36:37 |
| 3 | Maria Rebelo Françoise Bonnet Marie-Helene Ohier | 7:38:51 |