The Campion Quartet is a non-professional English vocal ensemble based in Rome, Italy, with an extensive repertory of masses, hymns, anthems, madrigals, victoriana, folk songs, pop songs and musicals. It has established a reputation for versatility and reliability that has seen it perform regularly in Rome at All Saints Church, la Messa degli Artisti, the "Tempietto", "Primavera" and "Mercoledì" concert series, British Embassy receptions, the British Council, BBC radio, many weddings and a variety of charity events. Outside Rome the quartet has sung a variety of concerts in Lazio and Umbria, and in 2006 toured Provence, France with a program of concerts and masses.

The quartet is available for any type of event, religious or secular, for which a vocal quartet would be suitable. Programs can quickly be prepared to suit any occasion.