Kamehameha I lived from 1758-1819 and ruled the Kingdom of Hawaii from 1795- 1819.
Kamehameha’s full Hawaiian name is Kalani Paiʻea Wohi o Kaleikini Kealiʻikui Kamehameha o ʻIolani i Kaiwikapu kaui Ka Liholiho Kūnuiākea.
Kamehameha II lived from 1797-1824 and ruled from 1819-1824
His birth name was Liholiho and full name was Kalaninui kua Liholiho i ke kapu ʻIolani. It was lengthened to Kalani Kaleiʻaimoku o Kaiwikapu o Laʻamea i Kauikawekiu Ahilapalapa Kealiʻi Kauinamoku o Kahekili Kalaninui i Mamao ʻIolani i Ka Liholiho when he took the throne.
Kamehameha III lived from 1814-1854 and ruled from 1825-1854
His full Hawaiian name was Keaweaweʻula Kiwalaʻo Kauikeaouli Kaleiopapa and then lengthened to Keaweaweʻula Kiwalaʻo Kauikeaouli Kaleiopapa Kalani Waiakua Kalanikau Iokikilo Kiwalaʻo i ke kapu Kamehameha when he ascended the throne.
Kamehameha IV lived from 1834-1863 and ruled from 1854-1863
born Alexander ʻIolani Liholiho Keawenui
Kamehameha V lived from 1830-1872 and ruled from 1863-1872
born as Lot Kapuāiwa his full Hawaiian name prior to his succession was Lota Liholiho Kapuāiwa Kalanimakua Kalanikupuapaikalaninui Aliʻiolani Kalani-a-Kekūanaōʻa