I never would have guessed.

Meaning

Expressing surprise at an unexpected outcome.

Examples

• John: He actually won the singing competition!
• Alice: <b>I never would have guessed</b>. He was always so shy.
• John: Me neither! It was a complete shock.
• Alice: It just goes to show you, appearances can be deceiving. I really <b>never would have guessed</b> he had such talent!