Pope Alexander I (Saint) (c.106-c.119),[1][2] recognition as the martyred Saint Alexander (feast day May 3) rescinded in 1960 Pope Hyginus (Saint) (c.138-c.142),[4] martyrdom[17] Pope Pius I (Saint) (c.142-c.154), martyred by the sword according to old sources.[18] Claim of martyrdom removed from the 1969 General Roman Calendar after recent revisions.[19] Clement II (1046–1047), allegedly poisoned[20] Celestine V (1294–1296), allegedly murdered while in post-abdication captivity. Allegations blame his successor, Pope Boniface VIII.[21] Boniface VIII (1294–1303), allegedly (though unlikely) died from the effects of ill-treatment one month before.[22]