Longest current tenure

Longest current tenure in Premier League
Manager Days
Pep Guardiola (Manchester City) 3387
Mikel Arteta (Arsenal) 2118
Marco Silva (Fulham) 1561
Eddie Howe (Newcastle United) 1431
Unai Emery (Aston Villa) 1073
Andoni Iraola (Bournemouth) 843
Daniel Farke (Leeds United) 828
Longest current tenure in Championship
Manager Days
Phil Parkinson (Wrexham) 1561
Kieran McKenna (Ipswich Town) 1393
John Mousinho (Portsmouth) 993
Nathan Jones (Charlton Athletic) 613
Chris Davies (Birmingham City) 490
Paul Heckingbottom (Preston North End) 415
Frank Lampard (Coventry City) 315
Longest current tenure in League One
Manager Days
Nigel Clough (Mansfield Town) 1798
Dave Challinor (Stockport County) 1437
Richie Wellens (Leyton Orient) 1310
Johnnie Jackson (AFC Wimbledon) 1242
Gary Caldwell (Exeter City) 1081
Darren Ferguson (Peterborough United) 1009
Grant McCann (Doncaster Rovers) 881
Longest current tenure in League Two
Manager Days
Simon Weaver (Harrogate Town) 5985
Andy Woodman (Bromley FC) 1655
Dean Brennan (Barnet) 1480
Paul Cook (Chesterfield) 1337
Lee Bell (Crewe Alexandra) 1070
Mat Sadler (Walsall) 904
Micky Mellon (Oldham Athletic) 727

  The longest managerial reign of all time in the English football league belongs to Fred Everiss, who was manager of West Bromwich Albion for over 45 years (from 1902 to 1948)