Jean-Claude Trichet

Director of AIRBUS Group, chairman of the European Group of the Trilateral Commission, honorary chairman of the Group of Thirty, chairman of the Group of Ten, former President of the European Central Bank, governor of Banque de France
group30.org

John II

Duke of Brittany from 1286-1305, Earl of Richmond
1239-1305 (66)
britannica.com

Joseph Jacquard

Weaver, textiles merchant, computer punch cards for the earliest programmable looms
1752-1834 (82)