1. GEOFFROI IV¹ DE JOINVILLE was born between 1080 and Aug. 1176, and died in Aug. 1190^[10] in Acre, Israel^[10]. ^{[10, 13]}
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SIMON2 DE JOINVILLE, b. about 1191; d. in May 1233[10] in Palestine, Israel[10]; m. (GN-2) BéATRIX D'AUXONNE, d. on 11 April 1260[10], daughter of (GN-1) Étienne III, Count d'Axonne and Béatrix (de THIERS), Countess of Châlon-sur-Saône.

2. SIMON² DE JOINVILLE (Geoffroi IV¹), son of (1) Geoffroi IV¹ DE JOINVILLE, was born between 1155/6 and 1191, and died in May 1233^[10] in Palestine^[10]. He married (GN-2) BéATRIX D'AUXONNE, daughter of (GN-1) Étienne III, Count d'Axonne and Béatrix (de THIERS), Countess of Châlon-sur-Saône, who died on 11 April 1260^[10]. ^{[3, 10, 14]}
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GEOFFREY3 DE GENEVILLE, b. about 1226[10]; d. on 21 Oct. 1314[10] in Trim, Meath, Ireland[10]; m. in 1252[10] (YL-6) MAUD DE LACY, b. in Dublin, Dublin, Ireland between 1232 and 1240, d. on 11 April 1304[5], daughter of (YL-4) Gilbert and (FB-6) Isabel (le BIGOD) DE LACY.

3. GEOFFREY³ DE GENEVILLE (Simon², Geoffroi IV¹), son of (2) Simon² and (GN-2) Béatrix (D'AUXONNE) DE JOINVILLE, was born between 1231/2 and 1234^[10], and died on 21 Oct. 1314^[10] in Trim^[10]. He married in 1252^[10], (YL-6) MAUD DE LACY, daughter of (YL-4) Gilbert and (FB-6) Isabel (le BIGOD) DE LACY, who was born between 1232 and 1240 in Dublin, Dublin, Ireland, and died on 11 April 1304^[5]. ^{[1, 3, 10, 15]}
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SIR PIERS4 DE GENEVILLE, b. in 1256 in Dublin, Dublin, Ireland; d. between 8 April 1292 and 8 Aug. 1292[10]; m. in 1283 (AAR-22) JEANNE DE LUSIGNAN, b. in Lusignan, Vienne, France about 1262, d. in 1323, daughter of (AAR-19) Hugh XII and (AIX-27) Jeanne (de FOUGERES) DE LUSIGNAN.

4. SIR PIERS⁴ DE GENEVILLE (Geoffrey³, Simon², Geoffroi IV¹), son of (3) Geoffrey³ and (YL-6) Maud (de LACY) DE GENEVILLE, was born in 1256 in Dublin, Dublin, Ireland, was christened in 1292, and died between 8 April 1292 and 8 Aug. 1292^[10]. He married in 1283, (AAR-22) JEANNE DE LUSIGNAN, daughter of (AAR-19) Hugh XII and (AIX-27) Jeanne (de FOUGERES) DE LUSIGNAN, who was born about 1262 in Lusignan, and died in 1323. ^{[1, 3, 6, 8, 10, 11]}
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JOAN5 DE GENEVILLE, b. on 2 Feb. 1286[10]; d. on 19 Oct. 1356[9]; m. on 20 Sept. 1301[8] in Pembridge, Herefordshire, England, United Kingdom[8] (AEA-11) ROGER DE MORTIMER, 1ST EARL OF MARCH, b. in Thornbury, Herefordshire on 3 May 1287, d. in Tyburn Elms, England[9] on 29 Nov. 1330[9], son of (AEA-8) Sir Edmund and (QD-8) Margaret (de FIENNES).

5. JOAN⁵ DE GENEVILLE (Piers⁴, Geoffrey³, Simon², Geoffroi IV¹), daughter of (4) Sir Piers⁴ and (AAR-22) Jeanne (de LUSIGNAN), was born on 2 Feb. 1286^[10], and died on 19 Oct. 1356^[9]. She married in Pembridge^[8], on 20 Sept. 1301^[8], (AEA-11) ROGER DE MORTIMER, 1ST EARL OF MARCH, son of (AEA-8) Sir Edmund and (QD-8) Margaret (de FIENNES), who was born on 3 May 1287 in Thornbury, was christened in 1330 in Or Netherwood, Thornbury, died on 29 Nov. 1330^[9] in Tyburn Elms^[9], and was buried in 1330 in Ch Of Grey Friar, Shrewsbury, Shropshire, England. ^{[2, 4, 7, 8, 9, 10, 12]}
Children: See (AEA-11) Roger de MORTIMER, 1st Earl of March