Language / "-ska" Polish last name different from "-ski"? [15]

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my last name

I live in the states and am of Polish decent. My last name ends with ska even though i am a male. Anyone know why? I have heard that the name used to be spelled with czka but i can't confirm that now.

Language / "-ska" Polish last name different from "-ski"? [15]

Thanks, i just found this site and thought it would be the right place to ask.

Language / "-ska" Polish last name different from "-ski"? [15]

Thanks for the help.