Last name マッカイ (Mckie 
, マッカイ) , globally, is quite a common surname. The last name マッカイ is characteristic of Latin America and the Caribbean, particularly Saint Vincent and the Grenadines, where it is a common surname, Grenada, where it is quite a common surname, and Jamaica, where it is quite a rare surname. Not in comparison with a country's population, the name is most common in the United Kingdom, the United States, and Australia.