No one created God because He is the beginning.

I am Alpha and Omega, the beginning and the ending, saith the Lord, which is, and which was, and which is to come, the Almighty.

Revelation 1:8
King James Version (KJV)

We are His creations, He is a Spirits, and one day people will see His Son that is coming on earth.

Behold, he cometh with clouds; and every eye shall see him, and they also which pierced him: and all kindreds of the earth shall wail because of him. Even so, Amen.

Revelation 1:7
King James Version (KJV)

God is a Spirits according to John.

God is a Spirit: and they that worship him must worship him in spirit and in truth.

John 4:24
King James Version (KJV)