The 2013–14 season was Futbol Club Barcelona's 114th in existence and the club's 83rd consecutive season in the top flight of Spanish football.

On 3 June, Brazilian Neymar was officially presented as a Barcelona player to more than 50,000 fans at Camp Nou. Neymar's transfer from Santos was reported to be set at €2.1 million. He joined the squad after the 2013 FIFA Confederations Cup in Brazil. On 20 June, after spending the previous season on loan to Mallorca, it was officially announced that Andreu Fontàs will be joining Celta de Vigo for a sum of €1 million. Barça will retain a buy-back clause in addition to the player's rights in any future transfer. While at Celta, Fontàs will be reunited with former Barcelona B coach Luis Enrique, whom he managed between 2008 and 2010. On 28 June, it was announced that Santos will participate in the 2013 edition of the Joan Gamper Trophy on 2 August at the Camp Nou. Santos' participation was agreed upon Barça signing Neymar.

On 6 July, Bojan was officially loaned to Ajax with an option for a second year loan spell. Bojan explained that conversations with Johan Cruyff had influenced his decision to move to Ajax, as well as the opportunity to play in the UEFA Champions League. On 8 July, Barcelona announced the transfer of Spanish international forward David Villa to Atlético Madrid for a reported fee of €5.1 million and reserve the right to 50% of any future sale of the player. Villa, who joined Barça in the summer of 2010, played 119 times and scored 48 goals and leaves the club after three seasons and eight trophies won. On 15 July, Barcelona announced that midfielder Thiago will be joining German champions Bayern Munich, where he joins his former Barcelona coach Pep Guardiola, for €25 million. The transfer also stipulates that the two clubs will play a friendly sometime within the next four seasons. The 22-year-old leaves after two season with the first team. On 16 July, it was announced that midfielder Sergio Busquets agreed to a contract extension with the club for a further five years until 2018, with an option of an additional year. Busquets' buyout clause remains set at €150 million. On 19 July, Barcelona President Sandro Rosell officially announced the resignation of current manager Tito Vilanova. Vilanova will not be able to perform his managerial duties as he undergoes further treatment for his illness. During the press conference, Rosell announced, "After evaluating the results from the routine check-ups, which Tito Vilanova underwent this week, he was presented with the option to continue treatment to control his illness which will make it impossible to continue his responsibilities as the first team manager of the senior side." As a result, Barça rescheduled their pre-season match against Lechia Gdańsk in Poland to 30 July. On 23 July, former Newell's Old Boys manager Gerardo Martino was officially announced as the new coach of Barcelona and is subsequently signed a two-year contract with the club. The appointment makes Martino, nicknamed "Tata", the fourth Argentine to coach Barça after Helenio Herrera, Roque Olsen and César Luis Menotti.

...
Wikipedia