catch (someone) by surprise

To startle, amaze, or come upon (someone) unawares. That car coming around the corner caught me by surprise. She was caught completely by surprise with the amount of donations she received. Don't let hidden bank fees catch you by surprise.

Common Names:

Name	Pronounced	Usage
Nikephoros	-	Ancient Greek, Greek Mythology
Ellsworth	['elzwə:θ]
Ognjen	-	Croatian, Serbian
Astor	AS-tər	English (Rare)
Markos	-	Greek, Ancient Greek, Biblical Greek
Feodosiy	-	Russian