"cyrus"
occurs 23 times in 19 verses in the KJV.

2Ch 36:22

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,  2Ch 36:23 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.

Ezr 6:14

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.  Isa 44:28 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.  Isa 45:1 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;