Birth. (No date found), Genoa (1). Some sources say that he belonged to the Cibo family. His first name is also listed as Martin; as Guasino; or as Suasinus; and his last name as Cybo.

Education. He entered the Order of the Cistercians. He was a friend of Bernard de Clairvaux, future saint.

Priesthood. Ordained (no further information found).

Cardinalate. Created cardinal priest of S. Stefano a Monte Celio in a consistory celebrated in 1132. Subscribed papal bulls issued between January 23, 1133 and May 19, 1142. Legate of Pope Innocent II in Denmark. He participated in the Council of Pisa in 1134.

Death. 1143, (no place found). Buried (no information found).

Beatification. He was inscribed as a blessed in the Cistercian and Gallican martyrologies. His feast is celebrated on September 21.

Bibliography. Cardella, Lorenzo. Memorie storiche de' cardinali della Santa Romana Chiesa. Rome : Stamperia Pagliarini, 1792, I, pt. 2, 3-4; Chacón, Alfonso. Vitæ, et res gestæ Pontificvm Romanorum et S. R. E. Cardinalivm ab initio nascentis Ecclesiæ vsque ad Vrbanvm VIII. Pont. Max. 2 volumes. Romae : Typis Vaticanis, 1677, I, col. 984-986; Du Chesne, François. Histoire de tous les cardinaux françois : de naissance, ou qui ont esté promeus au cardinalat par l'expresse recommandation de nos roys, pour les grands services qu'ils ont rendus a leur estat, et a leur couronne. Comprenant commairement leurs legations, ambassades & voyages par eux faits en divers pays & royaumes, vers les papes, empereurs, roys, potentats, republiques, communautex & universitez, pour affaires importantes à l'église universelle, & à l'auguste majesté de nos souuerains. Enrichie de leurs armes et de leurs portraits. Divisée en deux tomes, et justifiée par tiltres et chartres du thresor de sa majesté, arrests des parlemens de France, registres des Chambres des comptes; donations, fondations, epitaphes, testamens, manuscripts, ancients monumens, chroniques & chartulaires d'abbayes, & autres histoires publiques & particlieres. 2 vols. A Paris : Aux despens de l'autheur, & se vendent chez luy ..., 1660, II, 135-136; "Essai de liste générale des cardinaux. Les cardinaux du XIIè siècle". Annuaire Pontifical Catholique 1928. Paris : Maison de la Bonne Presse, 1928, p. 127-128; Regesta pontificum Romanorum ab conditio Ecclesia. Ad annum post Christum natum MCXCVIII. Graz : Akademische Druck- u. Verlagsanstalt, 1956. 2 v. Reprint. Originally published : Lipsiae : Veit et comp., 1885-1888. Original t.p. included : Regesta pontificum Romanorum ab condita ecclesia : ad annum post Christum natum MCXCVIII. Editionem secundam correctam et auctam edidit Philippus Jaffè ; auspiciis Gulielmi Wattenbach; curaverunt S. Loewenfeld, F. Kaltenbrunner, P. Ewald, I, 840.