The 2005–06 Serie B is the 74th season since its establishment in 1929. It is the second highest football league in Italy.

Teams

Cremonese, Rimini, Mantova and Avellino had been promoted from Serie C, while Bologna, Brescia and Atalanta had been relegated from Serie A.

Stadiums and locations

These are the 22 teams which took part in the Serie B 2005-06:

Personnel and kits

Final classification

Results

Play-off

Promotion play-off

hc = higher classified team in the regular season

Semifinals

Finals

Relegation play-off

Topscorers