nonconformist
US /ˌnɑːn.kənˈfɔːr.mɪst/
UK /ˌnɑːn.kənˈfɔːr.mɪst/

1.
a person who does not conform to prevailing ideas or practices in their behavior or views.
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She was always a nonconformist, challenging traditional norms.
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The artist was known as a true nonconformist in his field.
1.
not conforming to prevailing ideas or practices in behavior or views.
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His nonconformist attitude often led to unique solutions.
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She embraced a nonconformist lifestyle.