Hulk Hogan

Howard Hughes

Hubert Humphrey

Herbie Hancock

Hip-Hop summary and related information.

Hedgehog signaling pathway, and the hedgehog protein

Hereditary Hemochromatosis

Honor Harrington

H.H. Holmes, serial killer Herman Webster Mudgett

Herbig-Haro object, astronomy

Harry Harrison

His Highness, or Her Highness

Hawthorne Heights (band)

Harris hawk hh is a falconer's abbreviation

Happy Hardcore

HH, brassiere cup size

Helly Hansen, HH is a Norwegian extreme foul weather clothing and textile maker

The blood group hh

Hodgkin-Huxley model

Hogs Head

Handheld device

Hollywood Hijinx

Hamburger Helper

Happy hour

Hatboro-Horsham High School, South Eastern PA

hh, hands high

His Holiness, or Her Holiness

Hakainde Hichilema, Zambian political party leader

Hahnium, a disputed abbreviation for the chemical element name

Hansestadt Hamburg, Hanseatic City

Hart House, an historic building at the University of Toronto

Heil Hitler, the Hitler salute, an abbreviation often used by neo-nazis.

H.H., a webcomic by Daniel Kim