Longest current tenure in League One

Manager Days
Nigel Clough (Mansfield Town) 2036
Richie Wellens (Leyton Orient) 1548
Johnnie Jackson (AFC Wimbledon) 1480
Grant McCann (Doncaster Rovers) 1119
Graham Alexander (Bradford City) 941
Alex Revell (Stevenage) 778
Gary Bowyer (Burton Albion) 534
Steven Schumacher (Bolton Wanderers) 490
Tom Cleverley (Plymouth Argyle) 356
Brian Barry-Murphy (Cardiff City) 353
Michael Duff (Wycombe Wanderers) 259
Jack Wilshere (Luton Town) 234
Ian Evatt (Blackpool) 226
Leam Richardson (Reading) 219
Luke Williams (Peterborough United) 218
Jon Brady (Port Vale) 149
Gary Caldwell (Wigan Athletic) 108
Matt Taylor (Exeter City) 93
Daniel Stendel (Barnsley) 23
Chris Hogg (Northampton Town) 17
Martin Drury (Huddersfield Town) 8
Chris Cohen (Lincoln City) 6
Tom Shaw (Lincoln City) 6