Strange Character Appearing in my WordPress Pages Content

Set your content type like this: <meta http-equiv='Content-Type' content='Type=text/html; charset=utf-8'> See: https://stackoverflow.com/questions/4696499/which-one-to-use-meta-charset-utf-8-vs-meta-http-equiv-content-type

Are those “curly”, or “smart”, quotes? You are probably better off encoding those anyway. See the third and fourth bullet points under “Rationale”.