Main Blackett Tree

Interactive tree of John I, Count of Holland

John I, Count of Holland 1284–1299

… Elizabeth of Rhuddlan 1282–1316

Edward Plantaganet, King Edward I 1239–1307

Eleanor of Castile 1241–1290

Margaret of France 1282–1317

Henry Plantaganet, King Henry III 1207–1272

Eleanor of Provence 1223–1291

John Plantaganet, King John I 1166–1216

Isabella of Gloucester –1217

Adela de Warrene –

Isabella d'Angouleme 1187–1246

Henry Plantaganet, King Henry II 1133–1189

Eleanor of Aquitaine 1122–1204

Aymer Tallifer –

Alix de Courtenay –

Ferdinad III, King of Castileand Leon –

Jeanne, Countess of Ponthieu –