The histories of these last 2 clubs are inexorably linked:
Ángel Rodríguez Ruiz, founder of Sociedad Española de Football
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In 1902-03 they won the Copa Macaya . They travelled to Madrid to play in the 1903 Copa del Rey but were beaten by Madrid (1-4) and Athletic Bilbao (0-4) . In 1903-04 they won the Catalunya championship.
In 1906 Club Español de Fútbol disbanded when a number of student-players had to leave Barcelona.
Foot ball Club X was founded in Barcelona in 1902. The club entered the Copa Barcelona 1902-03, but withdrew. When In 1906 Club Español de Fútbol (Espanyol) disbanded Foot ball Club X benefited , several of Espanyol's former players joining their ranks. In the 1905-1906 season they were Catalunya champions.
The following season Foot ball Club X were champions of Catalunya again, following drama and controversy in the final game of the season. In the match between X and Barcelona the referee added on a considerable amount of time. During this added time Barcelona scored from a penalty, making the score 3-3. However, after the game the referee reconsidered his actions in adding on the time, and declared that the penalty should never have been. X were awarded a 3-2 win. However, X, in the person of their captain Miquel Gibert Pujol, offered Barcelona a replay, which X won 3-1.
In 1907-1908 the club completed a hat trick of championships. They were now known as X Sporting Club.
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In December 1908 a number of the former Espanyol players who had left Barcelona in 1906 returned to the city. This effectively led to the revival of Espanyol at the expense of X Sporting Club, who ceased to exist.
Renamed as Club Deportiu Espanyol, the club won the Catalunya championship in 1911-1912.