Longest current tenure

Longest current tenure in Premier League
Manager Days
Pep Guardiola (Manchester City) 3527
Mikel Arteta (Arsenal) 2258
Marco Silva (Fulham) 1701
Eddie Howe (Newcastle United) 1571
Unai Emery (Aston Villa) 1213
Andoni Iraola (Bournemouth) 983
Daniel Farke (Leeds United) 968
Longest current tenure in Championship
Manager Days
Phil Parkinson (Wrexham) 1701
Kieran McKenna (Ipswich Town) 1533
John Mousinho (Portsmouth) 1133
Nathan Jones (Charlton Athletic) 753
Chris Davies (Birmingham City) 630
Paul Heckingbottom (Preston North End) 555
Frank Lampard (Coventry City) 455
Longest current tenure in League One
Manager Days
Nigel Clough (Mansfield Town) 1938
Dave Challinor (Stockport County) 1577
Richie Wellens (Leyton Orient) 1450
Johnnie Jackson (AFC Wimbledon) 1382
Grant McCann (Doncaster Rovers) 1021
Graham Alexander (Bradford City) 843
Michael Skubala (Lincoln City) 836
Longest current tenure in League Two
Manager Days
Simon Weaver (Harrogate Town) 6125
Andy Woodman (Bromley FC) 1795
Dean Brennan (Barnet) 1620
Paul Cook (Chesterfield) 1477
Lee Bell (Crewe Alexandra) 1210
Mat Sadler (Walsall) 1044
Micky Mellon (Oldham Athletic) 867

  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)