Both. He is Hebrew, as a descendant of Eber (Genesis ch.11), father of the Hebrews. More specifically, we speak of Abraham himself as father of the Hebrews, since only the Jews are still identifiable as Hebrews (not Eber's other descendants, such as the children of Joktan).
And, though technically the name "Jews" wasn't applied until later, we may call Abraham the first Jew since "anyone who denounces idolatry is a Yehudi" (Talmud, Megillah 13a). See also:
The father of the Jewish people and the founder of Judaism.See: more about Abraham
No, he was not Jewish.
Abraham is traditionally considered the founder of Judaism. He is seen as the father of the Jewish people and the first to make a covenant with God in the Hebrew Bible.
Yes, Abraham is considered to be the founding patriarch of the Jewish people in the religious texts of Judaism.
The name Abreu is Sephardic Jewish. Originally the name was Abraham HaIvrit (Abraham The Hebrew), then it was translated to Portuguese, Abraao O Hebreu (Abraham The Hebrew), and then it was abreviated to Abreu.
Abraham Genesis 11
The first person to be called a Hebrew in the Bible was Abraham. He is considered the patriarch of the Hebrew people and is mentioned in the book of Genesis.
Abraham.
Jewish tradition and scripture hold that it was Abraham, in about 2000 BCE
Jewish tradition and scripture hold that Abraham was the Father of the Hebrew people. The only source for this belief is the Torah.
Jewish tradition and scripture hold that it was Abraham in approximately 2000 BCE.
Noah is not considered a Hebrew. All of mankind following the flood is descended from Noah. Noah was 10 generations before Abraham who was the father of Judaism.