List of peers 1260–1269

Peerage of England

 * Earl of Surrey (1088)||John de Warenne, 6th Earl of Surrey||1240||1304||
 * rowspan="2"|Earl of Warwick (1088)||William Maudit, 8th Earl of Warwick||1253||1267||Died
 * William de Beauchamp, 9th Earl of Warwick||1267||1298||
 * Earl of Leicester (1107)||Simon de Montfort, 6th Earl of Leicester||1218||1265||Attainted, and the title became forfeited
 * rowspan="2"|Earl of Gloucester (1122)||Richard de Clare, 6th Earl of Gloucester||1230||1262||5th Earl of Hertford; Died
 * Gilbert de Clare, 7th Earl of Gloucester||1262||1295||6th Earl of Hertford
 * rowspan="2"|Earl of Arundel (1138)||John FitzAlan, 6th Earl of Arundel||1243||1267||Died
 * John FitzAlan, 7th Earl of Arundel||1267||1272||
 * Earl of Derby (1138)||Robert de Ferrers, 6th Earl of Derby||1254||1266||Title became forfeited
 * Earl of Norfolk (1140)||Roger Bigod, 4th Earl of Norfolk||1225||1270||
 * rowspan="2"|Earl of Devon (1141)||Baldwin de Redvers, 7th Earl of Devon||1245||1262||Died
 * Isabella de Fortibus, Countess of Devon||1262||1293||
 * rowspan="2"|Earl of Oxford (1142)||Hugh de Vere, 4th Earl of Oxford||1221||1263||Died
 * Robert de Vere, 5th Earl of Oxford||1263||1297||
 * rowspan="2"|Earl of Salisbury (1145)||Ela of Salisbury, 3rd Countess of Salisbury||1196||1261||Died
 * Margaret Longespée, 4th Countess of Salisbury||1261||1310||
 * Earl of Hereford (1199)||Humphrey de Bohun, 2nd Earl of Hereford||1220||1275||1st Earl of Essex (1239)
 * Earl of Winchester (1207)||Roger de Quincy, 2nd Earl of Winchester||1219||1264||Died, title became extinct
 * rowspan="2"|Earl of Lincoln (1217)||Margaret de Quincy, Countess of Lincoln||1232||1266||Died
 * Henry de Lacy, 3rd Earl of Lincoln||1266||1311||
 * Earl of Cornwall (1225)||Richard, 1st Earl of Cornwall||1225||1272||
 * Earl of Richmond (1241)||Peter of Savoy, 1st Earl of Richmond||1241||1268||
 * Earl of Pembroke (1247)||William de Valence, 1st Earl of Pembroke||1247||1296||
 * Earl of Chester (1253)||Edward, Earl of Chester||1253||1272||
 * Earl of Leicester (1265)||Edmund Plantagenet, 1st Earl of Leicester||1267||1296||New creation; 1st Earl of Lancaster (1267)
 * rowspan="2"|Earl of Richmond (1268)||John I, Duke of Brittany||1268||1268||New creation; surrendered the title to his son
 * John II, Duke of Brittany||1268||1305||
 * Baron de Ros (1264)||Robert de Ros||1264||1285||New creation
 * rowspan="2"|Baron le Despencer (1264)||Hugh le Despencer, 1st Baron le Despencer||1264||1265||New creation; Died
 * Hugh le Despencer, 2nd Baron le Despencer||1265||1326||
 * rowspan="2"|Baron Basset of Drayton (1264)||Ralph Basset, 1st Baron Basset of Drayton||1264||1264||New creation; Died
 * Ralph Basset, 2nd Baron Basset of Drayton||1265||1299||
 * Baron Basset of Sapcote (1264)||Ralph Basset, 1st Baron Basset of Sapcote||1264||1282||New creation
 * Baron Marmion (1264)||William Marmion ||1264||1265||New creation for leading rebel. Not recalled after the Battle of Evesham.
 * Earl of Winchester (1207)||Roger de Quincy, 2nd Earl of Winchester||1219||1264||Died, title became extinct
 * rowspan="2"|Earl of Lincoln (1217)||Margaret de Quincy, Countess of Lincoln||1232||1266||Died
 * Henry de Lacy, 3rd Earl of Lincoln||1266||1311||
 * Earl of Cornwall (1225)||Richard, 1st Earl of Cornwall||1225||1272||
 * Earl of Richmond (1241)||Peter of Savoy, 1st Earl of Richmond||1241||1268||
 * Earl of Pembroke (1247)||William de Valence, 1st Earl of Pembroke||1247||1296||
 * Earl of Chester (1253)||Edward, Earl of Chester||1253||1272||
 * Earl of Leicester (1265)||Edmund Plantagenet, 1st Earl of Leicester||1267||1296||New creation; 1st Earl of Lancaster (1267)
 * rowspan="2"|Earl of Richmond (1268)||John I, Duke of Brittany||1268||1268||New creation; surrendered the title to his son
 * John II, Duke of Brittany||1268||1305||
 * Baron de Ros (1264)||Robert de Ros||1264||1285||New creation
 * rowspan="2"|Baron le Despencer (1264)||Hugh le Despencer, 1st Baron le Despencer||1264||1265||New creation; Died
 * Hugh le Despencer, 2nd Baron le Despencer||1265||1326||
 * rowspan="2"|Baron Basset of Drayton (1264)||Ralph Basset, 1st Baron Basset of Drayton||1264||1264||New creation; Died
 * Ralph Basset, 2nd Baron Basset of Drayton||1265||1299||
 * Baron Basset of Sapcote (1264)||Ralph Basset, 1st Baron Basset of Sapcote||1264||1282||New creation
 * Baron Marmion (1264)||William Marmion ||1264||1265||New creation for leading rebel. Not recalled after the Battle of Evesham.
 * John II, Duke of Brittany||1268||1305||
 * Baron de Ros (1264)||Robert de Ros||1264||1285||New creation
 * rowspan="2"|Baron le Despencer (1264)||Hugh le Despencer, 1st Baron le Despencer||1264||1265||New creation; Died
 * Hugh le Despencer, 2nd Baron le Despencer||1265||1326||
 * rowspan="2"|Baron Basset of Drayton (1264)||Ralph Basset, 1st Baron Basset of Drayton||1264||1264||New creation; Died
 * Ralph Basset, 2nd Baron Basset of Drayton||1265||1299||
 * Baron Basset of Sapcote (1264)||Ralph Basset, 1st Baron Basset of Sapcote||1264||1282||New creation
 * Baron Marmion (1264)||William Marmion ||1264||1265||New creation for leading rebel. Not recalled after the Battle of Evesham.
 * rowspan="2"|Baron Basset of Drayton (1264)||Ralph Basset, 1st Baron Basset of Drayton||1264||1264||New creation; Died
 * Ralph Basset, 2nd Baron Basset of Drayton||1265||1299||
 * Baron Basset of Sapcote (1264)||Ralph Basset, 1st Baron Basset of Sapcote||1264||1282||New creation
 * Baron Marmion (1264)||William Marmion ||1264||1265||New creation for leading rebel. Not recalled after the Battle of Evesham.
 * Baron Basset of Sapcote (1264)||Ralph Basset, 1st Baron Basset of Sapcote||1264||1282||New creation
 * Baron Marmion (1264)||William Marmion ||1264||1265||New creation for leading rebel. Not recalled after the Battle of Evesham.
 * Baron Marmion (1264)||William Marmion ||1264||1265||New creation for leading rebel. Not recalled after the Battle of Evesham.
 * Baron Marmion (1264)||William Marmion ||1264||1265||New creation for leading rebel. Not recalled after the Battle of Evesham.

Peerage of Scotland

 * Earl of Mar (1114)||Uilleam, Earl of Mar||Abt. 1240||1281||
 * Earl of Dunbar (1115)||Patrick III, Earl of Dunbar||1248||1289||
 * Earl of Angus (1115)||Gilbert de Umfraville, Earl of Angus||1246||1307||
 * rowspan=2|Earl of Atholl (1115)||Ada, Countess of Atholl||Abt. 1250||1264||Died
 * David I Strathbogie, Earl of Atholl||1264||1270||
 * Earl of Buchan (1115)||Alexander Comyn, Earl of Buchan||Abt. 1243||1289||
 * Earl of Strathearn (1115)||Maol Íosa II, Earl of Strathearn||1245||1271||
 * rowspan=2|Earl of Fife (1129)||Máel Coluim II, Earl of Fife||1228||1266||Died
 * Colbán, Earl of Fife||1266||1270||
 * Earl of Menteith (1160)||Mary I, Countess of Menteith||1258||1295||
 * rowspan=2|Earl of Lennox (1184)||Maol Domhnaich, Earl of Lennox||1220||1260||Died
 * Maol Choluim I, Earl of Lennox||1260||1291||
 * Earl of Carrick (1184)||Marjorie, Countess of Carrick||1256||1292||
 * Earl of Ross (1215)||Uilleam I, Earl of Ross||1251||1274||
 * Earl of Sutherland (1235)||William de Moravia, 2nd Earl of Sutherland||1248||1307||
 * }
 * Colbán, Earl of Fife||1266||1270||
 * Earl of Menteith (1160)||Mary I, Countess of Menteith||1258||1295||
 * rowspan=2|Earl of Lennox (1184)||Maol Domhnaich, Earl of Lennox||1220||1260||Died
 * Maol Choluim I, Earl of Lennox||1260||1291||
 * Earl of Carrick (1184)||Marjorie, Countess of Carrick||1256||1292||
 * Earl of Ross (1215)||Uilleam I, Earl of Ross||1251||1274||
 * Earl of Sutherland (1235)||William de Moravia, 2nd Earl of Sutherland||1248||1307||
 * }
 * Earl of Carrick (1184)||Marjorie, Countess of Carrick||1256||1292||
 * Earl of Ross (1215)||Uilleam I, Earl of Ross||1251||1274||
 * Earl of Sutherland (1235)||William de Moravia, 2nd Earl of Sutherland||1248||1307||
 * }
 * Earl of Sutherland (1235)||William de Moravia, 2nd Earl of Sutherland||1248||1307||
 * }
 * }

Peerage of Ireland

 * Earl of Ulster (1264)||Walter de Burgh, 1st Earl of Ulster||1264||1271||New creation
 * rowspan=2|Baron Athenry (1172)||Meyler de Bermingham||1244||1262||Died
 * Peter de Bermingham||1262||1307||
 * rowspan=2|Baron Kingsale (1223)||Patrick de Courcy, 2nd Baron Kingsale||1230||1260||Died
 * Nicholas de Courcy, 3rd Baron Kingsale||1260||1290||
 * rowspan=2|Baron Kerry (1223)||Thomas Fitzmaurice, 1st Baron Kerry||1223||1260||Died
 * Maurice Fitzthomas Fitzmaurice, 2nd Baron Kerry||1260||1303||
 * Baron Barry (1261)||David de Barry, 1st Baron Barry||1261||1278||New creation
 * }
 * rowspan=2|Baron Kerry (1223)||Thomas Fitzmaurice, 1st Baron Kerry||1223||1260||Died
 * Maurice Fitzthomas Fitzmaurice, 2nd Baron Kerry||1260||1303||
 * Baron Barry (1261)||David de Barry, 1st Baron Barry||1261||1278||New creation
 * }
 * Baron Barry (1261)||David de Barry, 1st Baron Barry||1261||1278||New creation
 * }
 * }
 * }