Nathalan was a 7th-century Christian priest and bishop who operated within the Aberdeenshire region of Scotland. Born in the village of Tullich, he came from a noble lineage and possessed a significant estate. He is primarily remembered for his extensive work in establishing religious sites, including the first church in Tullich, structures at Bothelim and Colle, and a chapel situated on the Cowie clifftop. He passed away in 678.