• Son of Richer de l'Aigle and Judith d'Avranches
• died aboard the White Ship off the coast of Barfleur, France along with two of his sons and several hundred others on 25 November 1120. [Source: James Henry Ramsay, The Foundations of England, Vol. 2, (S. Sonnenschein & Co., Ltd., 1898), p. 292.]

From http://fmg.ac/Projects/MedLands/NORMAN%20NOBILITY.htm dead link

GILBERT de Laigle. He is named and his parentage given by Orderic Vitalis which also records his marriage, arranged by his future father-in-law as compensation for the murder of his uncle Gilbert. "…Gillebert de l´Aigle…" witnessed the undated charter under which Robert III Duke of Normandy donated property to Saint-Etienne de Caen. "Robertus…" donated property to Chartres Saint-Père by charter dated to [1101/17], confirmed by "Gisleberti…de Aquila" and witnessed by "Gisleberti de Aquila, Julite eiusdem matris et Juliane uxoris ipsius". "…Gislebertus de Aquila…" subscribed a charter dated 8 Aug 1111 under which Henry I King of England confirmed the episcopate of Somerset at Bath.

m JULIANE du Perche, daughter of GEOFFROY Comte de Mortagne et Comte du Perche & his wife Beatrix de Roucy (-after 1132). "Rotrocus comes Perticensium" donated property to the abbey of Sainte-Trinité de Tiron by charter dated [1119] subscribed by "Juliane soror mea, Richerii filius eius". She is named and her parentage given in Orderic Vitalis, who also names her husband. The Genealogiæ Scriptoris Fusniacensis names "Rotaldum eiusdem loci comitem et Iulainam de Aquila matrem regine Navarrensis, et Margaretam uxorem Gisleberti de Novo-burgo" as children, incorrectly, of "Rotaldo comiti de Pertica" & his wife Beatrix de Roucy, specifying that Marguerite had children "Rotaldum Ebrodiensem episcopum cum aliis liberis utriusque sexus". "Robertus…" donated property to Chartres Saint-Père by charter dated to [1101/17], confirmed by "Gisleberti…de Aquila" and witnessed by "Gisleberti de Aquila, Julite eiusdem matris et Juliane uxoris ipsius". "Domine Juliane" recognised rights of Saint-Denis de Nogent by charter dated to [1122/33], specifying that she was governing Perche while the count was absent in Spain, witnessed by "Gislebertus puer filius prefate Juliane".

Gilbert & his wife had seven children:

(a) RICHER de Laigle ([1095]-[24 Aug] 1176, bur Saint-Sulpice-sur-Risle). He is named and his parentage given by Orderic Vitalis2001. "Rotrocus comes Perticensium" donated property to the abbey of Sainte-Trinité de Tiron by charter dated [1119] subscribed by "Juliane soror mea, Richerii filius eius". He claimed his father's lands in England from King Henry but was refused on the excuse that his brothers were serving in the royal household troops and expecting the honor. It was eventually granted to him after the intervention of his uncle Comte Rotrou, but Louis VI King of France attacked Laigle and forced Richer to hand it to him 3 Sep 1118.

(b) ENGENULF de Laigle (-drowned 25 Nov 1120). He is named and his parentage given by Orderic Vitalis, which specifies that he was drowned in the wreck of the White Ship.

(c) GEOFFROY de Laigle (-drowned 25 Nov 1120). He is named and his parentage given by Orderic Vitalis, which specifies that he was drowned in the wreck of the White Ship.

(d) GILBERT de Laigle . He is named and his parentage given by Orderic Vitalis. "Domine Juliane" recognised rights of Saint-Denis de Nogent by charter dated to [1122/33], specifying that she was governing Perche while the count was absent in Spain, witnessed by "Gislebertus puer filius prefate Juliane"[2015]. Seigneur du Lac.

(e) ROGER . The primary source which confirms his parentage has not yet been identified. Abbé de Saint-Ouen, Rouen.

(f) GUERIN . The primary source which confirms his parentage has not yet been identified. Monk.

(g) MARGUERITE de Laigle (-25 May 1141). The primary source which confirms her parentage has not yet been identified. "Garsias Ranimiriz" confirmed the rights and privileges of the church of Pamplona on the advice of "uxoris mee Margarite regina" by charter dated 1135[2016]. m (after 1130) as his first wife, don GARCÍA VI Ramírez “el Restaurador” King of Navarre, son of RAMIRO Sánchez [de Navarra] Señor de Monzón & his wife doña Cristina Rodríguez de Vivar ([1105]-Lorca, Navarra 25 Nov 1150, bur Pamplona, Cathedral Santa María).

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http://homepages.rootsweb.com/~cousin/html/p359.htm#i6493

Gilbert, Seigneur de l'Aigle was born circa 1061. He was the son of Richer de Laigle and Judith d' Avranches. Gilbert, Seigneur de l'Aigle was listed as a tenant in England in the Domesday book in 1086 at England. He married Julienne du Perche, daughter of Geoffroy II, comte de Mortagne and Beatrix de Roucy, in 1091.1 Gilbert, Seigneur de l'Aigle died in 1118.