Watford FC  Premier League Squad Numbers 1999-2000 to 2017-18
	#	1999-2000	2006-07	2015-16	#	2016-17	2017-18	#
	1	Alec Chamberlain	Alec Chamberlain	Heurelho Gomes	1	Heurelho Gomes	Heurelho Gomes	1
	2	Des Lyttle	James Chambers	Allan-Roméo Nyom	2	Allan-Roméo Nyom	Daryl Janmaat	2
	3	Peter Kennedy	Jordan Stewart	Miguel Angel Britos	3	Miguel Angel Britos	Miguel Angel Britos	3
	4	Robert Page	Malky Mackay	Mario Suárez	4	Mario Suárez	Younès Kaboul	4
	5	Steve Palmer	Clarke Carlisle	Sebastian Prödl	5	Sebastian Prödl	Sebastian Prödl	5
	6	Paul Robinson	Jay DeMerit	Joel Ekstrand	6		Adrian Mariappa	6
	7	Michel Ngonge	Damien Francis	José Manuel Jurado	7	Nordin Amrabat	Gerard Deulofeu	7
	8	Micah Hyde	Gavin Mahon	Valon Behrami	8		Tom Cleverley	8
	9	Tommy Mooney	Marlon King	Troy Deeney	9	Troy Deeney	Troy Deeney	9
	10	Richard Johnson	Darius Henderson	Obbi Oularé	10	Isaac Success		10
	11	Nick Wright	Chris Powell	Nordin Amrabat	11	Valon Behrami	Richarlison	11
	12	Allan Smart	Lloyd Doyley		12		Didier Ndong	12
	13	Chris Day		Rene Gilmartin	13	Rene Gilmartin	Molla Wagué	13
	14	Nordin Wooter	Dominic Blizzard	Juan Carlos Paredes	14	Juan Carlos Paredes	Nathaniel Chalobah	14
	15	Gifton Noel-Williams	Steve Kabba	Craig Cathcart	15	Craig Cathcart	Craig Cathcart	15
	16	Nigel Gibbs	Richard Lee	Nathan Aké	16	Abdoulaye Doucouré	Abdoulaye Doucouré	16
	17	Tommy Smith	Danny Shittu	Adlène Guédioura	17	Adlène Guédioura	Jerome Sinclair	17
	18		Hameur Bouazza	Costel Pantilimon	18	Camilo Zuñiga	Andre Gray	18
	19	Clint Easton	Anthony McNamee	Víctor Ibarbo	19	Jerome Sinclair	Will Hughes	19
	20	Johann Gudmundsson	Alhassan Bangura	Steven Berghuis	20	Matěj Vydra	Dodi Lukebakio	20
	21		Toumani Diagouraga	Ikechi Anya	21	Ikechi Anya	Kiko Femenía	21
	22	Dean Yates	Junior Osborne	Almen Abdi	22		Marvin Zeegelaar	22
	23	Darran Ward	Adrian Mariappa	Ben Watson	23	Ben Watson		23
	24	Alex Bonnot	Tamás Priskin	Odion Ighalo	24	Odion Ighalo		24
	25	Adrian Bakalli	Gareth Williams	José Holebas	25	José Holebas	José Holebas	25
	26	David Perpetuini	Ben Foster	Bernard Mensah	26	Brice Dja Djedje		26
	27	James Panayi	Joel Grant	Essaïd Belkalem	27	Christian Kabasele	Christian Kabasele	27
	28		Albert Jarrett	Connor Smith	28	Sean Murray	André Carrillo	28
	29	Lee Johnson	Tommy Smith	Etienne Capoue	29	Etienne Capoue	Étienne Capoue	29
	30	Matthew Langston	Jordan Parkes	Jorell Johnson	30	Costel Pantilimon	Orestis Karnezis	30
	31	Stephen Brooker	Douglas Rinaldi	Tommie Hoban	31	Tommie Hoban	Tommie Hoban	31
	32	Mark Williams	Cédric Avinel	Alessandro Diamanti	32			32
	33	Dominic Foley	Scott Loach	Lloyd Dyer	33		Stefano Okaka	33
	34		Ben Gill	Giedrius Arlauskis	34	Giedrius Arlauskis		34
	35	Charlie Miller	Alex Campana	Josh Doherty	35		Daniel Bachmann	35
	36	Neil Cox	Moses Ashikodi	Alex Jakubiak	36			36
	37	Heidar Helguson	Will Hoskins	Alfie Young	37		Roberto Pereyra	37
	38		Lee Williamson	Mahlondo Martin	38			38
	39			Dennon Lewis	39			39
	40		Theo Robinson	George Byers	40		Carl Stewart	40
	41		Johan Cavalli		41		Joy Mukena (48)	41