Arp or ARP may refer to:People:
Halton Arp (born 1927), American astronomer
Jean Arp (1886–1966), German-French artist
Sophie Taeuber-Arp (1889-1943), artist
Axel Rudi Pell, German guitarist
Businesses and organizations:
Alaska Republican Party, the local branch of the Republican Party in the state of Alaska.
American Recording Productions, an Armenian and Middle Eastern traditional music label
Anti Revolutionaire Partij, a Dutch political party
ARP Instruments, Inc., an early analog synthesizer manufacturer founded by Alan Robert Pearlman
ARP , a software development group for digital humanities
Associate Reformed Presbyterian Church
Other uses:
Arp, Texas
Arp number, a numbering system for galaxies
Arpeggiator, a feature found on sound synthesizers and virtual musical instruments
Arpeggio, a broken chord in which notes are played or sung in succession rather than simultaneously
ARP , consisting of Mark Rae and Rhys Adams
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