Longest current tenure

Longest current tenure in Premier League
Manager Days
Pep Guardiola (Manchester City) 3577
Mikel Arteta (Arsenal) 2308
Marco Silva (Fulham) 1751
Eddie Howe (Newcastle United) 1621
Unai Emery (Aston Villa) 1263
Andoni Iraola (Bournemouth) 1033
Daniel Farke (Leeds United) 1018
Longest current tenure in Championship
Manager Days
Phil Parkinson (Wrexham) 1751
Kieran McKenna (Ipswich Town) 1583
John Mousinho (Portsmouth) 1183
Nathan Jones (Charlton Athletic) 803
Chris Davies (Birmingham City) 680
Paul Heckingbottom (Preston North End) 605
Frank Lampard (Coventry City) 505
Longest current tenure in League One
Manager Days
Nigel Clough (Mansfield Town) 1988
Dave Challinor (Stockport County) 1627
Richie Wellens (Leyton Orient) 1500
Johnnie Jackson (AFC Wimbledon) 1432
Grant McCann (Doncaster Rovers) 1071
Graham Alexander (Bradford City) 893
Michael Skubala (Lincoln City) 886
Longest current tenure in League Two
Manager Days
Simon Weaver (Harrogate Town) 6175
Andy Woodman (Bromley FC) 1845
Dean Brennan (Barnet) 1670
Paul Cook (Chesterfield) 1527
Lee Bell (Crewe Alexandra) 1260
Micky Mellon (Oldham Athletic) 917
David Artell (Grimsby Town) 872

  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)