Last Name After Marriage?

Fellow Females: would u keep your own last name after you're married, or would you change it to your new hubby's last name? Would you be cool with your husband changing his last name to yours?
Guys:Would you be cool with your wife keeping her last name , or would u want her to have your last name. Would u be alright with changing your last name to hers?
Updates
+1 y
I was raised old fashioned, so I would definitely, with no problem change my last name to my future husband's :3
Last Name After Marriage?
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