While most laptop adapters are universal voltage (100 to 240 VAC) the extra protection is a good thing.
"Do I really need a surge protector in Europe?"
Do you need insurance? (same question and answer.)
I will be using my laptop in Europe and have recently noticed a laptop surge protector advertised in a travel catalog that converts the current and adds surge protection. I have used my laptop previously with just a basic converter. Do I really need a surge protector in Europe?