Heinrich Von Mecklenburg
Heinrich was born in 1146 in Schwerin, Mecklenburg Schwerin, Sachsen, Germany.  He died at the age of 81 on January 28th, 1227 in Schwerin, Mecklenburg Schwerin, Sachsen, Germany.

 Mathilde Von Sachsen
Mathilde was born about 1160 in Braunschweig, Brunswick, Germany.  Mathilde is no longer alive.

 Heinrich Von Mecklenburg
Heinrich was born about 1172 in Schwerin, Mecklenburg Schwerin, Sachsen, Germany.  He died on June 5th, 1226 in Werle, Meckleburg Schwerin, Sachsen, Germany.

 Nicholas Von Mecklenburg
Nicholas was born about 1174 in Schwerin, Mecklenburg Schwerin, Sachsen, Germany.  He died on September 28th, 1225 in Mecklenburg, Pomerania, Germany.

 Elizabeth Von Mecklenburg
Elizabeth was born about 1176 in Schwerin, Mecklenburg Schwerin, Sachsen, Germany.