Johan Robert "Joop" Carp (30 January 1897 in Tjomal, Dutch East Indies – 25 March 1962 in Johannesburg) was a sailor from the Netherlands, who represented his native country at the 1920 Summer Olympics in Ostend, Belgium.

In the 1924 Olympics Carp took part of the competition in the 6 Metre with the Dutch boat Willem Six with crew members Anthonij Guépin and Jan Vreede Carp took this time the bronze medal.

In the 1936 Olympics Carp returned to the Olympics as helmsman of the Dutch 6 Metre De Ruyter this time with crew members Ansco Dokkum, Kees Jonker, Herman Looman, Ernst Moltzer and finished eighth overall.

[1] Joop Carp studied law at the Leiden University.

Here he was involved in the development of the first large commercial aircraft.