Шильдер Андрей Николаевич (1861-1919) / Nikolay Shilder (1861-1919)

 Nikolay Gustavovich Shilder (also: Nikolai Schilder, Russian: Николай Густавович Шильдер; 1828 - 25 March [O.S. 13 March] 1898, Saint-Petersburg) was a Russian painter.

More about him here: https://en.wikipedia.org/wiki/Nikolay_Shilder