Maria Anna Barbara or Babette Ployer (2 September 1765–before April 1811) was an Austrian piano and composition pupil of Wolfgang Amadeus Mozart

Wolfgang Amadeus Mozart

Wolfgang Amadeus Mozart , baptismal name Johannes Chrysostomus Wolfgangus Theophilus Mozart , was a prolific and influential composer of the Classical era. He composed over 600 works, many acknowledged as pinnacles of symphonic, concertante, chamber, piano, operatic, and choral music...

, for whom he wrote two piano concertos in 1784, No. 14

Piano Concerto No. 14 (Mozart)

The Piano Concerto No. 14 by Wolfgang Amadeus Mozart, written in 1784 is a piano concerto in E-flat major catalogued with K. 449.It is the first composition he entered into a notebook of his music he then kept for the next seven years, marking down main themes, dates of completion, and other...

 KV. 449 and No. 17

Piano Concerto No. 17 (Mozart)

The Piano Concerto No. 17 in G major, KV. 453, by Wolfgang Amadeus Mozart, was written in 1784.The work is orchestrated for solo piano, flute, two oboes, two bassoons, two horns, and strings...

, KV. 453, which were both premiered at her residence by her in 1784.

She was born on 2 September 1765 in Sarmingstein, Austria, and died before April, 1811, in Bresane, Croatia

Croatia

Croatia , officially the Republic of Croatia , is a unitary democratic parliamentary republic in Europe at the crossroads of the Mitteleuropa, the Balkans, and the Mediterranean. Its capital and largest city is Zagreb. The country is divided into 20 counties and the city of Zagreb. Croatia covers ...

. She was the daughter of Franz Kajetan Ployer, a timber-merchant and tax collector. After her mother died in 1779 she moved to Vienna to live with her uncle, Court Councillor Gottfried Ignaz von Ployer, the agent of the Salzburg

Salzburg

-Population development:In 1935, the population significantly increased when Salzburg absorbed adjacent municipalities. After World War II, numerous refugees found a new home in the city. New residential space was created for American soldiers of the postwar Occupation, and could be used for...

 court in Vienna

Vienna

Vienna is the capital and largest city of the Republic of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.723 million , and is by far the largest city in Austria, as well as its cultural, economic, and political centre...

, where she came in contact with Mozart. After her marriage she moved to Kreuz

Kreuz

The term Kreuz may mean:*Hohes Kreuz in Germany*Transmitter Lichtenauer Kreuz, transmission facility*Weiß Kreuz, Japanese anime*the German name for Križevci in Croatia*Sharp...

 in Croatia, where her spouse Cornelius Bujánovics von Agg-Telek (c1770-1844) had his estate.

Both the concertos that Mozart wrote for her are of the highest quality, and the piano parts are testing, suggesting she was highly accomplished both technically and musically. Joseph Haydn

Joseph Haydn

Franz Joseph Haydn , known as Joseph Haydn , was an Austrian composer, one of the most prolific and prominent composers of the Classical period. He is often called the "Father of the Symphony" and "Father of the String Quartet" because of his important contributions to these forms...

's Variations in F minor for piano

Variations in F minor

The Andante with variations in F minor , also known as Un piccolo divertimento, was composed for piano by Joseph Haydn in 1793, and is among his most popular piano works. The variations here are a set of double variations, the first theme is in F minor and the second theme in F major...

were not written for her, but for Gottfried Ignaz von Ployer's wife Antonia von Ployer, née von Spaun.