You can see this in the Wikipedia list or on any map with the International Date Line. The first places to see a new day are:
And if you want to be the last to cross the line, there are formally a few places at UTC-12, but they are uninhabited US Minor Outlying Islands. In UTC-11 are more US Minor Outlying Islands, American Samoa and the New Zealand dependency of Niue (as long as it doesn’t follow Tokelau’s example).
Of the bigger countries, New Zealand is the first to celebrate New Year. But there are a few island territories that are one hour ahead, namely Samoa and Tokelau
timeanddate.com has a countdown page to New Years
Credit:stackoverflow.com‘