He was born in Mainz, but lives with his family in Riedstadt-Leeheim.
Together with his twin brother, Heiko Lochmann, was the duo "Die Lochis" on YouTube, where they made videos and music. In the meantime they renamed themselves in "He/Ro" (HEiko and ROman) and continue making music.
Contrary to popular belief, Roman and Heiko are indeed, fraternal twins.