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
Saburou	sah-boo-ṙo:	Japanese
Alaois	AL-eesh	Irish
Hilditrut	-	Ancient Germanic
Yuriy	YOO-ree (Russian)	Russian, Ukrainian
ViŠNja	VEESH-nyah	Croatian, Serbian
Joanne	jo-AN (English), zho-AN (French)	English, French