The Fuzion 100 Surbiton Trophy, previously known as the Aegon Surbiton Trophy, is a tennis tournament for male and female professional players played on grass courts.

The event was held annually in Surbiton, England, from 1997 through 2008 as part of the ATP Challenger Series and ITF Women's Circuit.

In 2009 it was replaced by the Aegon Trophy in Nottingham. In 2015, the event resumed on both the ATP Challenger Tour and ITF Women's Circuit.