No, Judaism is the name of the religion; and it began before King David. He is one of its chief personalities.
King David founded the Davidic dynasty of kings.
Hebrew
... He didn't found any kingdom, he founded a dynasty, which is a royal, ruling family, but he was the second king of the united Kingdom of Israel, the throne was previously held by King Saul.
In about 1000 B.C., King David united the tribes and founded a new kingdom called Israel.Its capital was Jerusalem. David's son Solomon, built a temple in Jerusalem to house the Torah and to serve as a place of worship.
The First Holy Temple in Judaism, also known as Solomon's Temple, was founded by King Solomon, the son of King David. It was built in Jerusalem in the 10th century BCE and served as the center of Jewish worship until its destruction by the Babylonians in 586 BCE.
It was Judaism. And about that time, King David was the King.
Davidic means of or pertaining to David. The Davidic kingdom was the kingdom of King David. The Davidic psalms are those that are attributed to King David.
The Star of David is almost ubiquitous in Judaism. It's origin is as the emblem on King David's Shield.
Monotheistic Judaism came about in the Kingdom of Judah, during the seventh-century-BCE reign of King Josiah.
King David
Thirty years old. It is important to note that when David took power, the Kingdom of Judah had not yet been established. David was King of the United Kingdom of Israel.
David
There is no king of Judaism.