Two Vietnamese women on elephant back represent the celebrated Trung Sisters (Hai Ba Trung) in the annual Hai Ba Trung Parade, Saigon, 26 April 1957.

The Tr??ng Sisters (c. 12 - 43 CE), known in Vietnamese as Hai B? Tr??ng (literally 'the two Tr??ng Ladies'), and individually as Tr??ng Tr廕畚 and Tr??ng Nh廙? were two first century Vietnamese women leaders who successfully rebelled against Chinese Han-Dynasty rule for three years, and are regarded as national heroines of Vietnam.

The sisters were born in Northern Vietnam, the dates of their birth are unknown, but Tr??ng Tr廕畚 was older than Tr??ng Nh廙? The exact date of their death is also unknown but both died in 43 CE.