A computer-implemented method for generating device-identifying digital content on social media platforms may include (i) identifying digital content created by a content-creation device for display on a social media platform, (ii) modifying the digital content to indicate that the digital content was created by the content-creation device such that, when the modified digital content is displayed on the social media platform, the modified digital content identifies the content-creation device as the source of the digital content, and (iii) displaying, on the social media platform, the modified digital content to enable users of the social media platform to identify the content-creation device as the source of the digital content. Various other methods, systems, and computer-readable media are also disclosed.