Alexander Pavlovich Dianin, was a Russian chemist from Saint Petersburg, and was married to the adopted daughter of fellow chemist Alexander Borodin, was a Russian Romantic composer of Georgian origin, as well as a doctor and chemist, he was one of the prominent 19th century composers, known as what?
Alexander Borodin Alexander Porfiryevich Borodin (Russian: Алекса́ндр Порфи́рьевич Бороди́н ; ] , 12 November 183327 February 1887) was a Russian Romantic composer of Georgian origin, as well as a doctor and chemist. He was one of the prominent 19th century composers known as The Mighty Handful, a group dedicated to producing a uniquely Russian kind of classical music, rather than imitating earlier Western European models.
Alexander Spendiaryan Alexander Afanasyevich Spendiaryan (Spendiarov) (Armenian: Ալեքսանդր Ստեփանոսի Սպենդիարյան , Russian: Александр Афанасьевич Спендиаров , November 1, 1871, Kakhovka, Russian Empire – May 7, 1928, Yerevan, Armenia) was an Armenian born in Russia, music composer, conductor, founder of Armenian national symphonic music and one of the patriarchs of Armenian classical music. His compositions include the opera "Almast" (Armenian: Ալմաստ ՝ brilliant) and the "Yerevan Etudes," among others.