The origin of the name Cyrus is Hebrew
This is how Cyrus is written in Hebrew:
כּוֹרֶשׁ = Kowresh
Aramaic = Kowresh
The biblical meaning of the name Cyrus is: posses thou the furnace.
Cyrus was the king of Persia and conqueror of Babylon; first ruler of Persia to make a decree allowing the Israelite exiles to return to Jerusalem
The name Cyrus appears in the bible in the following verses:
2 Chronicles 36:22 KJV
Now in the first year of Cyrus king of Persia, that the word of the LORD spoken by the mouth of Jeremiah might be accomplished, the LORD stirred up the spirit of Cyrus king of Persia, that he made a proclamation throughout all his kingdom, and put it also in writing, saying,
2 Chronicles 36:23 KJV
Thus saith Cyrus king of Persia, All the kingdoms of the earth hath the LORD God of heaven given me; and he hath charged me to build him an house in Jerusalem, which is in Judah. Who is there among you of all his people? The LORD his God be with him, and let him go up.
Ezra 1:1 KJV
Now in the first year of Cyrus king of Persia, that the word of the LORD by the mouth of Jeremiah might be fulfilled, the LORD stirred up the spirit of Cyrus king of Persia, that he made a proclamation throughout all his kingdom, and put it also in writing, saying,
Ezra 1:2 KJV
Thus saith Cyrus king of Persia, The LORD God of heaven hath given me all the kingdoms of the earth; and he hath charged me to build him an house at Jerusalem, which is in Judah.
Ezra 1:7 KJV
Also Cyrus the king brought forth the vessels of the house of the LORD, which Nebuchadnezzar had brought forth out of Jerusalem, and had put them in the house of his gods;
Ezra 1:8 KJV
Even those did Cyrus king of Persia bring forth by the hand of Mithredath the treasurer, and numbered them unto Sheshbazzar, the prince of Judah.
Ezra 3:7 KJV
They gave money also unto the masons, and to the carpenters; and meat, and drink, and oil, unto them of Zidon, and to them of Tyre, to bring cedar trees from Lebanon to the sea of Joppa, according to the grant that they had of Cyrus king of Persia.
Ezra 4:3 KJV
But Zerubbabel, and Jeshua, and the rest of the chief of the fathers of Israel, said unto them, Ye have nothing to do with us to build an house unto our God; but we ourselves together will build unto the LORD God of Israel, as king Cyrus the king of Persia hath commanded us.
Ezra 4:5 KJV
And hired counsellors against them, to frustrate their purpose, all the days of Cyrus king of Persia, even until the reign of Darius king of Persia.
Isaiah 44:28 KJV
That saith of Cyrus, He is my shepherd, and shall perform all my pleasure: even saying to Jerusalem, Thou shalt be built; and to the temple, Thy foundation shall be laid.
Isaiah 45:1 KJV
Thus saith the LORD to his anointed, to Cyrus, whose right hand I have holden, to subdue nations before him; and I will loose the loins of kings, to open before him the two leaved gates; and the gates shall not be shut;
Daniel 1:21 KJV
And Daniel continued even unto the first year of king Cyrus.
Daniel 10:1 KJV
In the third year of Cyrus king of Persia a thing was revealed unto Daniel, whose name was called Belteshazzar; and the thing was true, but the time appointed was long: and he understood the thing, and had understanding of the vision.
Aramaic
Ezra 5:13 KJV
But in the first year of Cyrus the king of Babylon the same king Cyrus made a decree to build this house of God.
Ezra 5:14 KJV
And the vessels also of gold and silver of the house of God, which Nebuchadnezzar took out of the temple that was in Jerusalem, and brought them into the temple of Babylon, those did Cyrus the king take out of the temple of Babylon, and they were delivered unto one, whose name was Sheshbazzar, whom he had made governor;
Ezra 5:17 KJV
Now therefore, if it seem good to the king, let there be search made in the king’s treasure house, which is there at Babylon, whether it be so, that a decree was made of Cyrus the king to build this house of God at Jerusalem, and let the king send his pleasure to us concerning this matter.
Ezra 6:3 KJV
In the first year of Cyrus the king the same Cyrus the king made a decree concerning the house of God at Jerusalem, Let the house be builded, the place where they offered sacrifices, and let the foundations thereof be strongly laid; the height thereof threescore cubits, and the breadth thereof threescore cubits;
Ezra 6:14 KJV
And the elders of the Jews builded, and they prospered through the prophesying of Haggai the prophet and Zechariah the son of Iddo. And they builded, and finished it, according to the commandment of the God of Israel, and according to the commandment of Cyrus, and Darius, and Artaxerxes king of Persia.
Daniel 6:28 KJV
So this Daniel prospered in the reign of Darius, and in the reign of Cyrus the Persian.
