No one is the creator of Krishna; rather, He is the creator of everyone.
Srimad Bhagavatam 3.2.13,
All the wonderful cosmic manifestations are existing by the supreme will of God, and all of them are subordinate to that supreme will.
Bhagavad Gita 9.6,
Lord Sri Krishna is the Supreme Personality of Godhead according to all the evidences of the Vedas.
Srimad Bhagavatam 3.2.10,
Lord Krishna, the Supreme Personality of Godhead, is the prime protector of brahminical culture and the cow.
Srimad Bhagavatam 3.2.23,
The Lord provides everyone with his quota.
Srimad Bhagavatam 5.18.19,
He is the father of everyone, and He protects everyone.
Srimad Bhagavatam 3.2.26,