Anton Grigoryevich Rubinstein (November 28, 1829 – November 20, 1894) was a distinguished Russian pianist, composer, conductor, and music educator. Born in Vikhvatinets, Podolia Governorate, in the Russian Empire, Rubinstein was a musical prodigy who began his piano studies with his mother before being tutored by Alexander Villoing. His early talent led to a concert tour across Europe, where he garnered attention from notable musicians like Chopin and Liszt.

Rubinstein's contributions to Russian music were profound. He founded the Saint Petersburg Conservatory in 1862, the first of its kind in Russia, which became a pivotal institution in Russian musical education. His brother, Nikolai Rubinstein, later established the Moscow Conservatory. Among Anton's students was the renowned composer Pyotr Ilyich Tchaikovsky.

As a pianist, Rubinstein was celebrated for his powerful and passionate performances, earning him the title "Tsar of Pianists." He was known for his historical recitals that spanned the breadth of piano music history. Rubinstein's compositional output was extensive, including 20 operas, six symphonies, five piano concertos, and numerous chamber and solo piano works. His opera "The Demon" remains one of his best-known compositions.

Rubinstein's career also included significant roles in conducting and music administration. He served as the director of the Imperial Conservatory and conducted the Vienna Philharmonic concerts. His influence extended beyond performance and composition, shaping the development of Russian musical culture in the 19th century. Rubinstein's legacy is marked by his dual role as a performer of extraordinary skill and a composer of substantial breadth, leaving an indelible mark on the world of classical music.