Because Stephen Christmas was the first person diagnosed with it .and it was released in Britain for first time on Christmas Day
Japanese people call Christmas, Kurisumasu.
The people of Great Britain call it Christmas.
Those English speaking Britains call it Christmas.
People following Hinduism do not have a specific word for Christmas because it is non Hindu festival. Hindu people usually call christmas christmas!
Scottish people call the new year hogamy but i dont know what they call Christmas.
they call it noel
natale
cool
People in Pakistan call Santa Claus Baba Christmas
Christmas carolers
It is just called Christmas Eve in Scotland.
The french call him père Noël