Longest current tenure in League One

Longest-serving managers in League One
Manager Days
Nigel Clough (Mansfield Town) 1777
Dave Challinor (Stockport County) 1416
Richie Wellens (Leyton Orient) 1289
Johnnie Jackson (AFC Wimbledon) 1221
Gary Caldwell (Exeter City) 1060
Darren Ferguson (Peterborough United) 988
Grant McCann (Doncaster Rovers) 860
Graham Alexander (Bradford City) 682
Michael Skubala (Lincoln City) 675
Darren Moore (Port Vale) 583
Alex Revell (Stevenage) 519
Steve Bruce (Blackpool) 380
Noel Hunt (Reading) 286
Gary Bowyer (Burton Albion) 275
Kevin Nolan (Northampton Town) 269
Matt Bloomfield (Luton Town) 247
Steven Schumacher (Bolton Wanderers) 231
Conor Hourihane (Barnsley) 190
Ryan Lowe (Wigan Athletic) 190
Matt Hamshaw (Rotherham United) 172
Lee Grant (Huddersfield Town) 113
Tom Cleverley (Plymouth Argyle) 97
Brian Barry-Murphy (Cardiff City) 94
Michael Duff (Wycombe Wanderers) 0