- H. Dieter ZehCitizenship: GermanyBorn: May 8, 1932
- Hans-Ullrich SandigCitizenship: GermanyBorn: November 14, 1909
- Haruaki TazakiCitizenship: JapanBorn: 1959
- Heinrich StölzelCitizenship: Kingdom of SaxonyBorn: September 7, 1777
- Heinrich VogtCitizenship: German ReichBorn: October 5, 1890
- Henri MoissanCitizenship: FranceBorn: September 28, 1852
- Henri ParmentierCitizenship: FranceBorn: January 3, 1871
- Henry CavendishCitizenship: Kingdom of Great BritainBorn: October 10, 1731
- Henry ChristyCitizenship: United Kingdom of Great Britain and IrelandBorn: June 26, 1810
- Henry de LumleyCitizenship: FranceBorn: August 14, 1934
- Henry F. PearsonCitizenship: United StatesOccupation: architect
- Henry KaterCitizenship: United Kingdom of Great Britain and IrelandBorn: April 16, 1777
- Herbert Alonzo HoweCitizenship: United StatesBorn: November 22, 1858
- Herbert LangCitizenship: GermanyBorn: March 24, 1879
- Hideki IshimaCitizenship: JapanBorn: March 21, 1944
- Hidetsugu YagiCitizenship: JapanBorn: January 28, 1886
- Hiroaki OtaCitizenship: JapanBorn: 1949
- Horace Bénédict de SaussureCitizenship: FranceBorn: February 17, 1740
- Hormuzd RassamCitizenship: Ottoman EmpireBorn: 1826
- Howard CarterCitizenship: United KingdomBorn: May 9, 1874
- Howard Jerome KeislerCitizenship: United StatesBorn: December 3, 1936
- Humphry DavyCitizenship: Kingdom of Great BritainBorn: December 17, 1778