Hasprois [Asproys, de Haspre, de Haspra, de Aspre, Haprose], Johannes Symonis [Jehan Simon]
- Ursula Günther
(fl 1378–1428). French composer. A native of Arras, he was at the Portuguese royal court in 1378, in the service of King Charles V of France in 1380, and ‘petit vicaire’ at Cambrai Cathedral in 1384. He obtained a rectorate at the parish church of Liessies, Cambrai, probably in 1388, but abandoned this benefice between August 1390 and 1393. He was in the papal chapel at Avignon, under Clement VII and Benedict XIII, from before 1393 until 1403; however, his enrolment as chaplain in the private chapel probably took place earlier, since in the registers his name always precedes that of Johannes de Bosco (see Bosquet), who was certainly a member in 1391. He may have been the ‘magister Johannes Symonis’ who in 1417, during the Council of Konstanz, wrote an astrological essay (see Tomasello). He served in the curia as apostolic notary until his death in ...