Longest current tenure in Championship

Longest-serving managers in Championship
Manager Days
Phil Parkinson (Wrexham) 1580
Kieran McKenna (Ipswich Town) 1412
John Mousinho (Portsmouth) 1012
Nathan Jones (Charlton Athletic) 632
Chris Davies (Birmingham City) 509
Paul Heckingbottom (Preston North End) 434
Frank Lampard (Coventry City) 334
Gary Rowett (Oxford United) 312
Alex Neil (Millwall) 302
Mark Robins (Stoke City) 300
John Eustace (Derby County) 257
Alan Sheehan (Swansea City) 253
Valérien Ismaël (Blackburn Rovers) 245
Will Still (Southampton) 156
Ryan Mason (West Bromwich Albion) 148
Liam Manning (Norwich City) 147
Sergej Jakirović (Hull City) 139
Gerhard Struber (Bristol City) 131
Rob Edwards (Middlesbrough) 126
Julien Stéphan (Queens Park Rangers) 125
Martí Cifuentes (Leicester City) 105
Henrik Pedersen (Sheffield Wednesday) 89
Chris Wilder (Sheffield United) 43
Javi Gracia (Watford) 20