Longest current tenure in Championship

Longest-serving managers in Championship
Manager Days
Phil Parkinson (Wrexham) 1653
Kieran McKenna (Ipswich Town) 1485
John Mousinho (Portsmouth) 1085
Nathan Jones (Charlton Athletic) 705
Chris Davies (Birmingham City) 582
Paul Heckingbottom (Preston North End) 507
Frank Lampard (Coventry City) 407
Alex Neil (Millwall) 375
Mark Robins (Stoke City) 373
John Eustace (Derby County) 330
Valérien Ismaël (Blackburn Rovers) 318
Sergej Jakirović (Hull City) 212
Gerhard Struber (Bristol City) 204
Julien Stéphan (Queens Park Rangers) 198
Martí Cifuentes (Leicester City) 178
Henrik Pedersen (Sheffield Wednesday) 162
Chris Wilder (Sheffield United) 116
Javi Gracia (Watford) 93
Tonda Eckert (Southampton) 68
Philippe Clement (Norwich City) 52
Vítor Matos (Swansea City) 46
Kim Hellberg (Middlesbrough) 43
Craig Short (Oxford United) 17
James Morrison (West Bromwich Albion) 3