The –CastillayLeóCastilla y León Cup 2009–10 (Spanish: Copa Castilla y León 2009–10) is the first edition of this football trophy in its renewed version after the regional championships celebrated between 1925 and 1931 and the 1985 summer trophy.
Teams participants
Real Valladolid (started at the semi-finals) Numancia UD Salamanca Cultural Leonesa Ponferradina Zamora Guijuelo Palencia Mirandés Burgos Arandina Atlético Bembibre Real Ávila (withdrew by financial problems) Gimnástica Segoviana (withdrew by financial problems)
Financial problems
The economic situation of Real Ávila and Gimnástica Segoviana provoked their withdrew of the tournament in July. To refill again the tournament, Castilla y León Football Federation called Atlético Bembibre. The tournament has, at the end, twelve clubs, eleven of which took part in the group stage.