Isabel de Clare was born circa 1240 to Richard de Clare, 6th Earl of Hertford (1222-1262) and Maud de Lacy, Countess of Lincoln (1223-c1287) . She married Guglielmo VII del Monferrato (c1240-1292) 1258 JL .
Contributors
- William Allen Shade 02:04, 3 August 2009 (UTC)