| John Hornbech Christensen | John Horton Conway | John Houseman |
| John Howard | John Howard (officer) | John Howard Northrop |
| John Howard, 1. hertug af Norfolk | John Hoyer Updike | John Hugger |
| John Hughes | John Hughes-Hallett | John Hume |
| John Hunov | John Hunter (guvernør) | John Hunter (roer) |
| John Hurt | John Huston | John I. Thornycroft & Company |
| John Illsley | John Ireland | John Ireland (komponist) |
| John Ireland (skuespiller) | John Irving | John Isaac Thornycroft |
| John Isner | John Iversen | John J Kavelaars |
| John J. Bentley | John J. Kavelaars | John J. Mearsheimer |
| John J. Pershing | John Jacob Astor | John Jacob Astor IV |
| John Jairo Mosquera | John Jairo Tréllez | John Jairo Trellez |
| John James | John James Audubon | John James Richard Macleod |
| John James Rickard Macleod | John Jay | John Jedbo |
| John Jellico | John Jellicoe, 1. jarl af Jellicoe | John Jellicoe, 1st Earl Jellicoe |
| John Jensen | John Jensen (AGF) | John Jensen (fodboldspiller, født 1937) |
| John Joachim | John Joe Nevin | John Johannessen |
| John Johnsen | John Joseph Lydon | John Joseph Nicholson |
| John Joseph Travolta | John Joshua Kirby | John Joubert |
| John Juanda | John Julius Cooper | John Julius Norwich |
| John Kasay | John Kasich | John Kavelaars |
| John Keats | John Keble | John Kells Ingram |
| John Kelly | John Kendrew | John Kenley |
| John Kennedy | John Kennedy (roer) | John Kennedy O'Connor |
| John Kennedy Toole | John Kenneth Galbraith | John Kerr |
| John Kerr (fysiker) | John Kerry | John Key |
| John Kidde-Hansen | John Kiffmeyer | John Kilbride |
| John King | John Kinsella | John Kitzhaber |
| John Kjøller | John Klemetsen | John Klironomos |
| John Knight | John Knowles Paine | John Knox |
| John Knox House | John Knudsen | John Kofi Agyekum Kufuor |
| John Komnenos Vatatzes | John Konesky | John Koss |
| John Kotter | John Kousgård Sørensen | John Koza |
| John Kramer | John Krasinski | John Kronus |
| John Kufuor | John Kundla | John L. Hall |
| John L. Hall, Jr. | John L. Sullivan | John Lackland |
| John Lambreth | John Lammers | John Lander |
| John Landis | John Langdon Down | John Lange |
| John Langenus | John Larch | John Larsen |
| John Larsen (flertydig) | John Larsen (fodboldspiller) | John Lasseter |
| John Latham | John Lauridsen | John Laurinaitis |
| John Lübschitz | John le Carré | John Le Carré |
| John le Carre | John Lecky | John LeCompt |
| John Lee | John Lee Hooker | John Legend |
| John Lennon | John Lennon Talent Award Tour | John Leopold Lübschitz |
| John Leslie | John Levén | John Leven |
| John Levy | John Levy (musiker) | John Lewis |
| John Lewis & Partners | John Lewis (borgerrettighedsforkæmper) | John Lewis (musiker) |
| John Lewis (pianist) | John Lewis (politiker) | John Lewis Hall |
| John Lindow | John Lindsay | John Lindskog |
| John Lingwood | John Lithgow | John Little |
| John Livadary | John Lloyd Stephens | John Lobb Bootmaker |
| John Locke | John Locke (Lost) | John Logan |
| John Logie Baird | John Lohff | John London |
| John Long | John Loudon McAdam | John Louis Emil Dreyer |
| John Lukacs | John Lukic | John Lundvik |
| John Lybschitz | John Lydon | John Lynch |
| John Lyng | John M. Brockenbrough | John M. Goshko |
| John M. Kosterlitz | John M. Poindexter | John M. Schofield |
| John Mace Grunsfeld | John Mackintosh Square | John Magruder |
| John Magufuli | John Mahoney | John Mainwaring |
| John Major | John Malcolm Fraser | John Malkovich |
| John Marcellus Huston | John Marin | John Marley |
| John Marshall | John Marston | John Marston (flertydig) |
| John Martin (sanger) | John Martinus | John Marwood Cleese |
| John Masters | John masters | John Mather |
| John Mathew Nickolaus, Jr. | John Matteson | John Maxwell |
| John Maxwell (general) | John Maxwell (golfspiller) | John Maxwell Coetzee |
| John Mayall | John Mayall & the Bluesbreakers | John Mayer |
| John Mayer Trio | John Maynard Keynes | John Maynard Smith |
| John Møller | John Møller (fotograf) | John McAlle |
| John McAllister Schofield | John McCabe | John McCain |
| John McCain (flertydig) | John McCarthy | John McClane |
| John McClernand | John McEnery | John McEnroe |
| John McGinley | John McGinn | John McKinlay |
| John McLaughlin | John Mclaughlin | John McTiernan |
| John McVie | John ME | John Mearsheimer |
| John Mellencamp | John Mensah | John Metcalf |
| John Meyrick | John Michael Evans | John Michael Higgins |
| John Michael Talbot | John Michell | John Miles |
| John Miller (roer) | John Millington Synge | John Millman |
| John Mills | John Milnor | John Milton |
| John Milton Cage | John Milton Hay | John Mitchel |
| John Mitchell | John Mitchum | John Mogens Arentoft |
| John Mogensen | John Money | John Monk Saunders |
| John Montagu Douglas Scott, 7. hertug af Buccleuch | John Moody | John Moore |
| John Mortensen | John Mott | John Mowbray, 3. hertug af Norfolk |
| John Mowbray, 4. hertug af Norfolk | John Moyer | John Muir |
| John Muir (filolog) | John Muir (naturforsker) | John Mulcahy |
| John Munroe Longyear | John Murphy | John Murphy (komponist) |
| John Murray | John Murray, 4. jarl af Dunmore | John Murtha |
| John N. Garner | John Nance Garner | John Nance Garner IV |
| John Napier | John Nash | John Neely Kennedy |
| John Nehm | John Nepomucene | John Nepomuk |
| John Nettles | John Neumeier | John Neville |
| John Neville (død 1420) | John Neville, 1. markis af Montagu | John Neville, baron Neville |
| John Newcombe | John Newman | John Newport Langley |
| John Newton | John Nielsen | John Noble |
| John Norcross | John Norum | John Nunn |
| John Nuzzo | John o' Groats | John O'Groats |
