Geoffrey Plantagenet , Earl of Richmond
Geoffrey was born on September 23rd, 1158 in England.  He died at the age of 27 on August 19th, 1186 in Paris, Ile-de-France, France (in a tournament).  He was buried in Notre Dame Cathedral, Paris, Ile-de-France, France.

 Constance de Brittany , Countess of Richmond
Constance de was born about 1162 in Nantes, Bretagne, France.  She died on September 5th, 1201 in Nantes, Bretagne, France.  She was buried on November 24th, 1225 in Villeneuve, France.

 Aurthur Plantagenet , Duke of Brittany
Aurthur was born on March 29th, 1187 in Nantes, France.  He died about April 3rd, 1203 in Rouen, France (murdered on orders of King John).  He was buried in Notre Dame de Pres, France.