influencer
n//ˈɪnflu.ənsə(ɹ)//influerare, influencer, inflytande, påverkan
A person who or a thing which influences. [from Template:SAFESUBST: c.]
(social media, marketing) A person who is able to influence consumption, lifestyle, or political preferences of their online audience by creating or engaging social media content, often as a part of a marketing campaign.