Have you seen any young people with tooth tattoos? It's becoming a popular trend for youths especially in China. Tooth tattoos appear to be the new popular trend in China which means it might not be long until it's a trend here in the United States. The tooth tattoos--aka dental crowns--have been a popular display on social media recently and more and more young people are getting them. Young People Are Starting To Get Tooth TattoosVice says that dental clinics even started advertising tooth tattoos as part of their services.