noun
British person; Briton
General term for a person from the United Kingdom. Neutral and widely used.
彼はイギリス人ですが、日本語がとても上手です。
He is British, but his Japanese is very good.
noun
English person; Englishman;
Colloquially used to refer specifically to someone from England, though strictly speaking it means British. Context usually clarifies the intended meaning.
あのイギリス人はロンドン出身だよ。
That English person is from London.