- Hackney Womens (Football)
- Haddington Athletic (Football)
- Haiti (Football)
- Haiti Women (Football)
- Hajduk Split (Football)
- Halifax FC Women (Football)
- Halifax Panthers (Rugby League)
- Halifax Tides FC (Football)
- Halifax Town (Football)
- Halmstad (Football)
- Hamarkameratene (Football)
- Hamburger SV (Football)
- Hamilton Academical (Football)
- Hamilton Tiger-Cats (Canadian Football)
- Hammarby (Football)
- Hammarby Women (Football)
- Hampshire (Cricket)
- Hampshire 2nd XI (Cricket)
- Hampshire Women (Cricket)
- Hampton (American Football)
- Hampton & Richmond (Football)
- Hamrun Spartans (Football)
- Handsworth Ladies (Football)
- Hanna Gabriels (Boxing)
- Hannover 96 (Football)
- Hansa Rostock (Football)
- Hapoel Be'er Sheva (Football)
- Hapoel Jerusalem (Basketball)
- Hapoel Tel Aviv (Basketball)
- Harare Hurricanes (Cricket)
- Harborough Town (Football)
- Haringey Borough Women (Football)
- Harlem Eubank (Boxing)
- Harlequins (Rugby Union)
- Harlequins Women (Rugby Union)
- Harlow Town Ladies (Football)
- Harpenden Town Women (Football)
- Harrogate Town (Football)
- Harrow Borough (Football)
- Hartberg (Football)
- Hartford (Basketball)
- Hartlepool United (Football)
- Hartlepool United WFC (Football)
- Hartpury University (Rugby Union)
- Harvard (Basketball)
- Haryana (Cricket)
- Haryana Women (Cricket)
- Hashtag United Women (Football)
- Hasim Rahman Jr (Boxing)
- Hatayspor (Football)
- Haudenosaunee Women (Lacrosse)
- Haugesund (Football)
- Havant and Waterlooville (Football)
- Haverfordwest County (Football)
- Havnar Bóltfelag (Football)
- Hawaii (American Football)
- Hawaii (Basketball)
- Hawke's Bay (Rugby Union)
- Hawke's Bay Tui (Rugby Union)
- Hawthorn (Australian Rules Football)
- Hayes & Yeading (Football)
- Haywards Heath Town Women (Football)
- HB Køge Women (Football)
- Hearts (Football)
- Hearts Women (Football)
- Hebei (Football)
- Hednesford Town (Football)
- Hednesford Town Ladies (Football)
- Hegelmann Litauen (Football)
- Heidelberg United FC (Football)
- Hekkie Budler (Boxing)
- Helmand Province (Cricket)
- Helsingborgs IF (Football)
- Helston Athletic Women (Football)
- Henan Songshan Longmen (Football)
- Henry Cejudo (Mixed Martial Arts)
- Heracles Almelo (Football)
- Hereford (Football)
- Herefordshire (Cricket)
- Herefordshire Women (Cricket)
- Hertford Town Women (Football)
- Hertfordshire (Cricket)
- Hertfordshire Women (Cricket)
- Hertha Berlin (Football)
- HFX Wanderers (Football)
- Hibernian (Football)
- Hibernian Women (Football)
- Hibernians (Football)
- Hienghene Sport (Football)
- HIFK (Football)
- High Point (Basketball)
- Higher Education Commission (Cricket)
- Highlanders (Rugby Union)
- Hill Of Beath Hawthorn (Football)
- Himachal Pradesh (Cricket)
- Himachal Pradesh Women (Cricket)
- Hiroto Kyoguchi (Boxing)
- HJK Helsinki (Football)
- HK Divas Women (Cricket)
- Hobart Hurricanes (Cricket)
- Hobart Hurricanes Women (Cricket)
- Hobro IK (Football)
- Hoffenheim (Football)
- Holstein Kiel (Football)
- Holy Cross (American Football)
- Holy Cross (Basketball)
- Honduras (Football)
- Hong Kong (Tennis)
- Hong Kong (Football)
- Hong Kong (Cricket)
- Hong Kong (Rugby Union)
- Hong Kong A (Cricket)
- Hong Kong China Women (Rugby Union)
- Hong Kong Cricket Club (Cricket)
- Hong Kong Cricket Club Women (Cricket)
- Hong Kong Islanders (Cricket)
- Hong Kong Under-19s (Cricket)
- Hong Kong Women (Cricket)
- Hong Kong Women (Lacrosse)
- Honka (Football)
- Horsham (Football)
- Hosea Burton (Boxing)
- Hounslow Women (Football)
- Houston (Basketball)
- Houston (American Football)
- Houston Astros (Baseball)
- Houston Christian (American Football)
- Houston Dash (Football)
- Houston Dynamo (Football)
- Houston Gamblers (American Football)
- Houston Rockets (Basketball)
- Houston Roughnecks (American Football)
- Houston SaberCats (Rugby Union)
- Houston Texans (American Football)
- Howard (American Football)
- Howard (Basketball)
- Hubli Tigers (Cricket)
- Huddersfield Giants (Rugby League)
- Huddersfield Giants Women (Rugby League)
- Huddersfield Town (Football)
- Huddersfield Town Ladies (Football)
- Hughie Fury (Boxing)
- Hull City (Football)
- Hull City Ladies (Football)
- Hull FC (Rugby League)
- Hull Kingston Rovers (Rugby League)
- Humberto Soto (Boxing)
- Hume City FC (Football)
- Hungary (Football)
- Hungary (Tennis)
- Hungary (Basketball)
- Hungary (Handball)
- Hungary (Ice Hockey)
- Hungary U21 (Football)
- Hungary Women (Football)
- Hungary Women (Basketball)
- Huntly (Football)
- Hurricanes (Rugby Union)
- Hutchinson Vale Women (Football)
- Hutton Ladies (Football)
- Hvidovre IF (Football)
- Hyderabad (Cricket)
- Hyderabad Hunters (Cricket)
- Hyderabad Region (Cricket)
- Hyun Mi Choi (Boxing)