| What A Nuisance | |
|---|---|
| Sire | St Puckle |
| Grandsire | St. Paddy |
| Dam | Fashion Bell |
| Damsire | Delmura |
| Sex | Gelding |
| Foaled | 1978 |
| Country | New Zealand |
| Colour | Bay |
| Owner | Lloyd & Suzy Williams, Dennis Gowing |
| Trainer | John Meagher |
| Record | 57: 10–7–9 |
| Major wins | |
| AJC Chairman's Handicap (1984) Melbourne Cup (1985) | |
What A Nuisance (1978–2005) was a New Zealand-bred Thoroughbred racehorse. He was best known for winning the 1985 Melbourne Cup at Flemington Racecourse in November 1985.