Alphense Boys is a football club based in Alphen aan de Rijn, South Holland, Netherlands. Currently members of the Eerste Klasse, the sixth tier of the Dutch football league system, the club was established in 1930. The club is known for playing major teams in practice games and for its "passionate" supporters, who initiated major brawls over the years.

Alphense Boys was founded on 1 juni 1930. Initially it played in regional leagues.

It joined KNVB's Vierde Klasse in 1946. In 1949, a major fight erupted at its grounds after two players were removed from the field and it had lost 1–4 against VV Hillegom. Supporters fought among themselves, a referee was attacked and a policeman was hit unconscious with a rock. The stone throwing supporter was arrested and Alphen found itself playing back in minor leagues.

In 1967, the Boys played in the Second Regional Division of KNVB Leiden.

In 1977, Alphen rejoined KNVB's Vierde Klasse. First season, in 1978 it already ended second. In 1979 it promoted to the Derde Klasse after its first section championship.

Also in the Derde Klasse, Alphen excelled. It immediately finished 5th in 1980. In 1981, it ended 4th. Only 3 years after promoting, in 1982, it won the Derde Klasse section championship and promoted to the Tweede Klasse.

In the Tweede Klasse, Alphen continued to succeed, although here it took somewhat longer to become champion and promote. In 1983, it ended 5th, in 1984 3rd, in 1985 6th, in 1986 5th, and in 1987 4th. In 1988, it took the section championship and reached the Eerste Klasse for the very first time.

Success was not over. In its first season in the Eerste Klasse, Alphen ended 2nd.