| The following Watford club members have particularly distinguished themselves on a national stage: |
|
| 2011 |  Nick Archer won the
GC All England Handicap Championship |
| 2010 |  Geoff Johnson won the
AC All England Handicap Championship |
| 2009 | Quiller Barrett was elected President of the UK Croquet Association |
| 2009 | Frances Skinner won the national
Grass Roots GC Championship |
| 2007 | Nick Archer won the national
Grass Roots GC Championship |
| 2005 | John Walker won the national
Grass Roots GC Championship |
| On a team level: |
|
| 2007 - 2010 |
Herts, captained by Watford's Mark
Homan, won the East Anglian 'B'-Level counties championship, the 'Anderson Shield', for four consecutive years. |
| 2007 | Watford won the
East Anglian League
Championship. |
| 2005 - 2007 |
Watford won the
East Anglian League
Championship for three consecutive years. |
| 2001 | Watford were club champions in the national
Longman Cup competition |
