| Full name: | William Ingleby Jefferson |
| Born: | 25th October 1979, Derby, England |
| Batting: | Right-hand batsman |
| Bowling: | Right-arm medium-fast |
| Education: | Beeston Hall School, West Runton; Oundle School; Durham University |
| Relations: | Father: RI Jefferson; Grandfather: J Jefferson |
| Teams: | Essex (Main FC: 2000-2006); Durham University Centre of Cricketing Excellence (Main FC: 2001-2002); Nottinghamshire (Main FC: 2007-2009); Leicestershire (Main FC: 2010-2012); Essex (Main ListA: 2000-2006); Nottinghamshire (Main ListA: 2007-2009); Leicestershire (Main ListA: 2010-2011); Leicestershire (Champions League: 2011/12); Essex (Main Twenty20: 2003-2006); Nottinghamshire (Main Twenty20: 2007-2009); Leicestershire (Main Twenty20: 2010-2011/12); British Universities (Other FC: 2000-2002); England A (Other FC: 2006/07); England A (Other ListA: 2006/07); England Lions (Other ListA: 2007); All teams |
| Essex cap: 2002 |
| Lists of matches and more detailed statistics |
| Articles: | Claydon crushes Nottinghamshire |
| Pictures: | Imran Nazir is bowled by Ghulam Yasin |
| | Portrait of William Jefferson |