Nikki is a common name that can refer to various individuals. It is often used as a nickname for names like Nicole or Nicolas. The name has gained popularity in different cultures and can be found in various forms around the world. In popular culture, Nikki may refer to characters in movies, television shows, or books. For example, Nikki Sixx is a well-known musician and songwriter, while Nikki Minaj is a famous rapper and singer. The name is versatile and can represent different personalities and professions across various fields.