Ainu (Shakushain*)
Anishnaabek (Tecumseh* and Donnacona^)
Aniyonega (Osceola^ and maybe Sequoya~)
Armenia (Mehai I*, Andranik - Amra's civ)
Baktria (Diodotus I^ - Aranor's civ)
Batavii (Civilis^ - Aranor's civ)
Bolivarian (Bolivar^)
Bulgaria (Stambolov - Amra's civ)
Buryat (Gesser*)
Chile (O'Higgins~)
Congo (Nimi^)
Cuba (Castro*)
Czech-Slovak (Maseryk*)
Denmark (Christian IV~)
Dinnehih (Geronimo~ and Cochise~)
Etruria (Porsena - Amra's civ)
Goths (Alaric - Amra's civ)
Harappan (symbolic leader^)
Hittites (Suppiluliuma - Amra's civ)
Italy (Vittorio* and de Medici*)
Jomon (Jimmu*)
Kanem-Bornu (Alooma*)
Khoisan (Witboi*)
Kushans (Kanishka - Amra's civ)
Majapahit (Mada - Amra's civ)
Mande (Aksia~)
Mexico (Hidalgo* and ?)
Minoa (Satur - Amra's civ)
Mutapa (Mutota~)
New Zealand (Clarke~)
Nigeria (Obasanjo^)
Ni-Mii-Pu (Hinmanton (Chief Joseph)~)
Olmec (Po Ngbe*)
Oxus (symbolic leader~)
Phoenicia (Hiram*)
Picts (Calgacus - Amra's civ)
Piliwni (Wovoka*)
Sami (Svaase^)
Selucid (Nicator^ - Aranor's civ)
Somalia (Daar*)
South Africa (Mandela~ and Botha~)
Tillikum (Skitigeit^ and maybe Comcomly)
Troy (Hector - Amra's civ)
Tupi (Cunambebe*)
Uyghur (Bayanchur~)
Vedic (Ajatashatru^)
Vo'estaneo'o (Riel* and maybe Kakit~)
Wales (Llewellyn - esnaz' civ)
West Indies (Patterson^ and Williams^)
Yangshao (Yu~)
Yanomami (Kopenawa*)
* = good LH exists
^ = LH exists but could be better
~ = no LH currently exists
"Could be better" usually means that not much has been added to the LH besides a re-colour or that something is "off" - skin tone, for instance.
LH's from Amra's civs can be seen here:
http://forums.civfanatics.com/downloads.php?do=file&id=2646