Constantine Nicholaievich Romanov

Constantine Nicholaievich was born on September 21st, 1827.  Constantine Nicholaievich's father was Nikolai I Pavlovich Romanov and his mother was Alexandra (Charlotte) Hohenzollern.  His paternal grandparents were Paul I Petrovich Romanov and Maria Sophie Feodorovna von Wurttemberg. He had three brothers and three sisters, named Alexander II Nicholoevich, Nicholas Nicholaievich, Mikhail Nikolaievich, Maria Nicholiava, Olga Nicolaievich and Alexandra Nicholaievna.  He was the third youngest of the seven children.