The year 1625 in music involved some significant events.

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• Jacques Gaultier becomes a musician at the court of King Charles I of England.^[1]

• Agostino Agazzari – Eucharisticum melos..., Op. 20 (Rome: Luca Antonio Soldi)
• Adriano Banchieri
  • La sampogna musicale (The musical Syrinx) (Bologna: Girolamo Mascheroni)
  • Il principiante fanciullo (The beginning child) for two voices, Op. 46 (Venice: Bartolomeo Magni for Gardano), a collection of musical exercises for young singers
• Manuel Cardoso – First book of masses for four, five, and six voices (Lisbon: Pedro Craesbeck)
• Melchior Franck
  • Newes Musicalisches Opusculum for five voices (Coburg: Johann Forckel for Salomon Gruner), a collection of intradas
  • Gratulatio Musica for six voices (Coburg: Johann Forckel), a wedding motet for the jurist Johann Bechstedt
  • Geistliche Vermählung des Herrn Christi mit einer glaubigen Seel aus dem schönen Spruch Hoseæ 2 for six voices (Coburg: Johann Forckel), a wedding motet
• Carlo Milanuzzi – Second book of sacra cetra concertata con affetti ecclesiastici for two, three, four, and five voices with organ, Op. 13 (Venice: Alessandro Vincenti), also includes arias for bass solo
• Pietro Pace - The eleventh book of motets..., Op. 25 (Rome, Giovanni Battista Robletti), prepared posthumously by his son, Benedetto Pace
• Giovanni Picchi – Canzoni da sonar con ogni sorte d'istromenti for two, three, four, six, and eight voices with basso continuo (Venice: Alessandro Vincenti)
• Hieronymus Praetorius – Cantiones novae officiosae for five, six, seven, eight, ten, and fifteen voices, Op. 5 (Hamburg: Michael Hering)

• Alessandro Grandi – O quam tu pulchra es, a concertato motet^[2]

• Francesca Caccini – La liberazione di Ruggiero^[3]

• December 24 – Johann Rudolph Ahle, organist and composer (d. 1673)^[4]

• January 7 – Ruggiero Giovannelli, Italian composer (born c.1560)^[5]
• June 5 – Orlando Gibbons, composer (born 1583)^[6]
• July 5 – Cornelis Verdonck, composer (born 1563)^[7]
• October 1 – Hendrik Speuy, organist and composer (born c.1575)
• November 3 – Adam Gumpelzhaimer, composer and music theorist (born 1559)^[8]
• date unknown – Muthu Thandavar, Carnatic composer (born 1525)
• probable – Paul Peuerl, organist, organ builder and composer (born 1570)^[9]