Sarina is a diminutive form of the name Sara, which itself is derived from the Hebrew name Sarah, meaning 'princess' or 'noblewoman'. It can also be a variant of the name Serena, which has Latin origins meaning 'serene' or 'calm'. The name Sarina is used in various cultures and has gained popularity in English-speaking countries, particularly in Australia, where it is also the name of a rural town in Queensland.