The club was founded in 1909 as Pisa Sporting Club and refounded in 1994 as Pisa Calcio, after the cancellation of the former because of economical troubles. It was excluded again from Italian football in 2009, after the property failed to collect enough money to pay off the club’s debts. In summer 2009 it was refounded with the denomination A.C. Pisa 1909. Having moved back to Serie Bin 2019, the club changed back its name to Pisa Sporting Club in the summer of 2021. Main rivals of Pisa SC are ACF Fiorentina and Sampdoria. In their crest the coat of arms of the city of Pisa, the club colours Blue and Black and the foundation year 1909 have always been visible. Between 1983 and 1994 and since 2009 the Leaning Tower of Pisa, the most famous image of the city has been added to the crest.