French social media personality who is famous for her JustJo YouTube channel. She has gained her popularity there for her lifestyle, travel, student life, and beauty vlogging.
She began her YouTube channel in February 2014.
She has seen her YouTube channel earn more than 420,000 subscribers. She has also seen her HannaJen Instagram account amass more than 100 followers for lifestyle blogging.
She has one sister named Serena. She has featured her mother on her YouTube channel.
She and Shera Kerienski are both famous French YouTube vloggers known for their litany of content.