Kalckreuth was born in 1857 in Düsseldorf, Germany.
Her brother Leopold Graf von Kalckreuth was also a painter.
She was taught to paint by her father Stanislaus von Kalckreuth in Weimar.
She continued her studies with Sándor Liezen-Mayer in Munich.
 Kalckreuth exhibited her work at the Woman's Building at the 1893 World's Columbian Exposition in Chicago, Illinois where she won a medal.

Hedinger died in 1897 in Dachau.
Kalckreuth was born in 1857 in Düsseldorf, Germany. Her brother Leopold Graf von Kalckreuth was also a painter. She was taught to paint by her father Stanislaus von Kalckreuth in Weimar. She continued her studies with Sándor Liezen-Mayer in Munich.  Kalckreuth exhibited her work at the Woman's Building at the 1893 World's Columbian Exposition in Chicago, Illinois where she won a medal.
Hedinger died in 1897 in Dachau.
Maria Countess von Kalckreuth