Longest current tenure in Championship

Longest-serving managers in Championship
Manager Days
Phil Parkinson (Wrexham) 1610
Kieran McKenna (Ipswich Town) 1442
John Mousinho (Portsmouth) 1042
Nathan Jones (Charlton Athletic) 662
Chris Davies (Birmingham City) 539
Paul Heckingbottom (Preston North End) 464
Frank Lampard (Coventry City) 364
Gary Rowett (Oxford United) 342
Alex Neil (Millwall) 332
Mark Robins (Stoke City) 330
John Eustace (Derby County) 287
Valérien Ismaël (Blackburn Rovers) 275
Ryan Mason (West Bromwich Albion) 178
Sergej Jakirović (Hull City) 169
Gerhard Struber (Bristol City) 161
Julien Stéphan (Queens Park Rangers) 155
Martí Cifuentes (Leicester City) 135
Henrik Pedersen (Sheffield Wednesday) 119
Chris Wilder (Sheffield United) 73
Javi Gracia (Watford) 50
Tonda Eckert (Southampton) 25
Philippe Clement (Norwich City) 9
Vítor Matos (Swansea City) 3