Longest current tenure in Championship

Longest-serving managers in Championship
Manager Days
Phil Parkinson (Wrexham) 1652
Kieran McKenna (Ipswich Town) 1484
John Mousinho (Portsmouth) 1084
Nathan Jones (Charlton Athletic) 704
Chris Davies (Birmingham City) 581
Paul Heckingbottom (Preston North End) 506
Frank Lampard (Coventry City) 406
Alex Neil (Millwall) 374
Mark Robins (Stoke City) 372
John Eustace (Derby County) 329
Valérien Ismaël (Blackburn Rovers) 317
Sergej Jakirović (Hull City) 211
Gerhard Struber (Bristol City) 203
Julien Stéphan (Queens Park Rangers) 197
Martí Cifuentes (Leicester City) 177
Henrik Pedersen (Sheffield Wednesday) 161
Chris Wilder (Sheffield United) 115
Javi Gracia (Watford) 92
Tonda Eckert (Southampton) 67
Philippe Clement (Norwich City) 51
Vítor Matos (Swansea City) 45
Kim Hellberg (Middlesbrough) 42
Craig Short (Oxford United) 16
James Morrison (West Bromwich Albion) 2