The Lai surname is a common family name in various cultures, particularly among Chinese communities. In Mandarin, it is written as "赖" and can also be found in other forms, such as "来." The surname has historical significance and is associated with several notable figures in Chinese history and culture. In addition to its Chinese origins, the Lai surname is also present in other regions, including Vietnam, where it is spelled as "Lại." The name may have different meanings and origins depending on the cultural context, but it generally signifies a rich heritage and lineage across different societies.