| Country | Military branches |
| Guam | void |
| Guatemala | National Army of Guatemala (Ejercito Nacional de Guatemala, ENG), Guatemalan Navy (Marina Nacional, includes Marines), Guatemalan Air Force (Fuerza Aerea Guatemalteca, FAG) (2009) |
| Guernsey | void |
| Guinea | National Armed Forces: Army, Navy (Armee de Mer or Marine Guineenne, includes Marines), Guinean Air Force (Force Aerienne de Guinee) (2009) |
| Guinea-Bissau | People's Revolutionary Armed Force (FARP): Army, Navy, National Air Force (Forca Aerea Nacional); Presidential Guard (2011) |
| Guyana | Guyana Defense Force: Army (includes Coast Guard, Air Corps) (2009) |
| Haiti | no regular military forces - small Coast Guard; the regular Haitian Armed Forces (FAdH) - Army, Navy, and Air Force - have been demobilized but still exist on paper until or unless they are constitutionally abolished (2009) |
| Heard Island and McDonald Islands | void |
| Holy See (Vatican City) | Pontifical Swiss Guard Corps (Corpo della Guardia Svizzera Pontificia) (2010) |
| Honduras | Army, Navy (includes Naval Infantry), Honduran Air Force (Fuerza Aerea Hondurena, FAH) (2008) |
| Hong Kong | no regular indigenous military forces; Hong Kong garrison of China's People's Liberation Army (PLA) includes elements of the PLA Ground Forces, PLA Navy, and PLA Air Force; these forces are under the direct leadership of the Central Military Commission in Beijing and under administrative control of the adjacent Guangzhou Military Region (2009) |
| Hungary | Land Forces, Hungarian Air Force (Magyar Legiero, ML) (2011) |
| Iceland | no regular military forces; Icelandic National Police (2008) |
| India | Army, Navy (includes naval air arm), Air Force, Coast Guard (2011) |
| Indian Ocean | void |
| Indonesia | Indonesian Armed Forces (Tentara Nasional Indonesia, TNI): Army (TNI-Angkatan Darat (TNI-AD)), Navy (TNI-Angkatan Laut (TNI-AL); includes marines (Korps Marinir, KorMar), naval air arm), Air Force (TNI-Angkatan Udara (TNI-AU)), National Air Defense Command (Kommando Pertahanan Udara Nasional (Kohanudnas)) (2011) |