Names | 
Born | 
Died | 
| IBBOTSON | 
 | 
 | 
|   Elizabeth [1444] | 
born Goderich, Huron, Ontario, Canada | 
 | 
| IM ARGENGAU | 
 | 
 | 
|   Ruthard der Jüngere (Graf) [7656] | 
born 748, Austrasia | 
died Abt 776 | 
| IM THURGAU | 
 | 
 | 
|   Isanbart (Graf) [7661] | 
born Abt 750, Thurgau, Frankenreich | 
died 807, Saxony, Germany | 
| IMBROGNO | 
 | 
 | 
|   Maria [3242] | 
 | 
died 4 June 2016, Tinley Park, Cook, Illinois, United States | 
| IN DER ARGENGAU | 
 | 
 | 
|   Richbold [7663] | 
born Abt 690, , , , Germany | 
died 15 January 762 | 
| INCHMARTIN | 
 | 
 | 
|   Isabel [6369] | 
born 1340, Inchmartine, Perthshire, Scotland | 
died 1399, Auchtertool, , Fife, Scotland | 
|   John [6377] | 
born 1320, Perthshire, Scotland | 
died 17 October 1346, Ancroft, , Durham, England | 
| INCHMARTIN OF THAT ILK | 
 | 
 | 
|   John (Sir) [6379] | 
born 1295, Perthshire, Scotland, United Kingdom | 
died 1346, , , , Scotland | 
| INFANTE | 
 | 
 | 
|   Joey [5919] | 
|   Rio [5917] | 
|   Zoe [5920] | 
| INGEN KENNETH | 
 | 
 | 
|   Tittensor [7064] | 
born Abt 1020, Dol, Normandy, France | 
died Abt 1089, Dol-de-Bretagne, , Bretagne, France | 
| INGEN MAÍL COLUIM MEIC CINÁEDA | 
 | 
 | 
|   Bethóc [6448] | 
born 984, Atholl, , Perthshire, Scotland | 
died 15 September 1049, Dunkeld, , Perthshire, Scotland | 
| IRISH | 
 | 
 | 
|   Brenda Kathleen [1620] | 
| IZZARD | 
 | 
 | 
|   Alice [1675] | 
born 6 October 1918 | 
died 5 May 1998, <Stirlingville, Chippewa, Michigan, United States> |