|Died||14 October 1910 84) (aged|
Georges Amédée Saint-Clair Mathias (French: [matjas] ; 14 October 1826 –14 October 1910) was a French composer, pianist and teacher. Alongside his teaching work, Georges Mathias was a very active concert pianist.
Mathias was born in Paris. He studied at the Conservatoire de Paris with François Bazin, Auguste Barbereau, Augustin Savard and Fromental Halévy. Privately, he studied composition with Friedrich Kalkbrenner and piano with Frédéric Chopin.  
After finishing his studies, he taught piano at the Conservatoire from 1862 to 1893.  Among his notable students were Teresa Carreño, Camille Chevillard, Paul Dukas, Camille Erlanger, James Huneker, Henri O'Kelly, Isidor Philipp, Raoul Pugno, Alfonso Rendano, Erik Satie, Eugénie Satie-Barnetche, Ernest Schelling, Ernesto Elorduy, José Tragó, and Alberto Williams.
Mathias and another Chopin's student Karol Mikuli had an important impact on passing his style on the next generations of musicians.  Besides teaching, he was also active as a concert pianist. On 14 March 1864, he was the principal pianist at the premiere of Gioachino Rossini's Petite messe solennelle . 
He was the recipient of the Legion of Honour in 1872.  He died in Paris in 1910, on his 84th birthday.
His compositions include overtures to Hamlet and Mazeppa, five morceaux symphoniques for piano and strings, two piano concertos, six piano trios, a symphony, Oeuvres choisies pour le piano, Études de genre, Études de style et de mécanisme, a collection of two and four-hand piano pieces, and transcriptions including the one of some scenes from Mozart's The Magic Flute . 
(Achille) Claude Debussy was a French composer. He is sometimes seen as the first Impressionist composer, although he vigorously rejected the term. He was among the most influential composers of the late 19th and early 20th centuries.
Eric Alfred Leslie Satie, who signed his name Erik Satie after 1884, was a French composer and pianist. He was the son of a French father and a British mother. He studied at the Paris Conservatoire, but was an undistinguished student and obtained no diploma. In the 1880s he worked as a pianist in café-cabaret in Montmartre, Paris, and began composing works, mostly for solo piano, such as his Gymnopédies and Gnossiennes. He also wrote music for a Rosicrucian sect to which he was briefly attached.
Pauline Viardot was a nineteenth-century French mezzo-soprano, pedagogue and composer of Spanish descent.
Luigi Cherubini was an Italian Classical and Romantic composer. His most significant compositions are operas and sacred music. Beethoven regarded Cherubini as the greatest of his contemporaries. His operas were heavily praised and interpreted by Rossini.
Friedrich Wilhelm Michael Kalkbrenner, also known as Frédéric Kalkbrenner, was a pianist, composer, piano teacher and piano manufacturer. German by birth, Kalkbrenner studied at the Conservatoire de Paris, starting at a young age and eventually settled in Paris, where he lived until his death in 1849. Kalkbrenner composed more than 200 piano works, as well as many piano concertos and operas.
Aldo Ciccolini was an Italian pianist who became a naturalized French citizen in 1971.
Jean-Yves Thibaudet is a French pianist.
Gioachino Rossini's Petite messe solennelle was written in 1863, possibly at the request of Count Alexis Pillet-Will for his wife Louise to whom it is dedicated. The composer, who had retired from composing operas more than 30 years before, described it as "the last of my péchés de vieillesse".
Auguste-Joseph Franchomme was a French cellist and composer. For his contributions to music, he was decorated with the Légion d'honneur in 1884.
Isidor Edmond Philipp was a French pianist, composer, and pedagogue of Jewish Hungarian descent. He was born in Budapest and died in Paris.
Camille-Marie Stamaty was a French pianist, piano teacher and composer predominantly of piano music and studies (études). Today largely forgotten, he was one of the preeminent piano teachers in 19th-century Paris. His most famous pupils were Louis Moreau Gottschalk and Camille Saint-Saëns.
Gabriel Marie Grovlez was a French composer, conductor, pianist, and music critic.
Stéphane Raoul Pugno was a French composer, teacher, organist, and pianist known for his playing of Mozart's works.
Nayer Nagui is an Egyptian composer, conductor, musical director and pianist. Educated in Egypt, London and Paris, he has led orchestras internationally and frequently conducts the Cairo Symphony Orchestra, among the youngest orchestral directors in Egypt. He is also the musical director of the Cairo Celebration Choir, which he founded.
Élie-Miriam Delaborde was a French virtuoso pianist and composer. He was also renowned as a player of the pedal piano.
Józef Wieniawski was a Polish pianist, composer, conductor and teacher. He was born in Lublin, the younger brother of the famous violinist Henryk Wieniawski. After Franz Liszt, he was the first pianist to publicly perform all the études by Chopin. He appeared with Liszt in recitals in Paris, London, Copenhagen, Stockholm, Brussels, Leipzig and Amsterdam.
Jean-Amédée Lefroid de Méreaux was a French composer, pianist, piano teacher, musicologist and music critic. He is best-known for his 60 Grandes Études, Op. 63.
Emmanuel Trenque is a contemporary French choir conductor.
Michel Piquemal is a French choir conductor and conductor. He is also an operatic singer (baritone).
Madeleine Malraux, néeMarie-Madeleine Lioux was a French concert classical pianist.