Longest current tenure in Championship

Longest-serving managers in Championship
Manager Days
Phil Parkinson (Wrexham) 1715
Kieran McKenna (Ipswich Town) 1547
John Mousinho (Portsmouth) 1147
Nathan Jones (Charlton Athletic) 767
Chris Davies (Birmingham City) 644
Paul Heckingbottom (Preston North End) 569
Frank Lampard (Coventry City) 469
Alex Neil (Millwall) 437
Mark Robins (Stoke City) 435
John Eustace (Derby County) 392
Sergej Jakirović (Hull City) 274
Gerhard Struber (Bristol City) 266
Julien Stéphan (Queens Park Rangers) 260
Henrik Pedersen (Sheffield Wednesday) 224
Chris Wilder (Sheffield United) 178
Tonda Eckert (Southampton) 130
Philippe Clement (Norwich City) 114
Vítor Matos (Swansea City) 108
Kim Hellberg (Middlesbrough) 105
Matt Bloomfield (Oxford United) 62
Edward Still (Watford) 31
Michael O'Neill (Blackburn Rovers) 27
Gary Rowett (Leicester City) 22
James Morrison (West Bromwich Albion) 16