8 People or groups of people who knew Jesus was innocent

1. The chief priests and the Sanhedrin Matthew 26:59, 60a The chief priests and the whole Sanhedrin were looking for false evidence against Jesus so that they could put him to death. But they did not find any, though many false witnesses came forward.
2. Pontius Pilate: Luke 23:4 Then Pilate announced to the chief priests and the crowd, "I find no basis for a charge against this man." ... 14 and said to them, "You brought me this man as one who was inciting the people to rebellion. I have examined him in your presence and have found no basis for your charges against him. ... 22 For the third time he spoke to them: "Why? What crime has this man committed? I have found in him no grounds for the death penalty. Therefore I will have him punished and then release him."  (Matthew 27:24 When Pilate saw that he was getting nowhere, but that instead an uproar was starting, he took water and washed his hands in front of the crowd. "I am innocent of this man's blood," he said. "It is your responsibility!" )
3. Herod Antipas: Luke 23:15 Neither has Herod, for he sent him back to us; as you can see, he has done nothing to deserve death. 
4. Judas Iscariot: Matthew 27:4 "I have sinned," he said, "for I have betrayed innocent blood." "What is that to us?" they replied. "That's your responsibility."
5. Pontius Pilate’s Wife: Matthew 27:19 While Pilate was sitting on the judge's seat, his wife sent him this message: "Don't have anything to do with that innocent man, for I have suffered a great deal today in a dream because of him." 
6. The Dying Thief: Luke 23:41 We are punished justly, for we are getting what our deeds deserve. But this man has done nothing wrong.
7. The Roman Centurion: Luke 23:47 The centurion, seeing what had happened, praised God and said, "Surely this was a righteous man." 
8. The Roman guards: Matthew 27:53 When the centurion and those with him who were guarding Jesus saw the earthquake and all that had happened, they were terrified, and exclaimed, "Surely he was the Son of God!"