The 22-year-old has signed an two-year extension to his contract, that will keep him at Barcelona until 2012.
Jeffren joined Barcelona from Tenerife in 2004.
Jeffren joins Yaya Toure, Victor Valdes, Pedro, Lionel Messi, Carles Puyol, Eric Abidal, Andres Iniesta and Rafael Marquez on the list over players who have extended their contracts with Barcelona this season.
