Dighawa was a village development committee in Saptari District in the Sagarmatha Zone of south-eastern Nepal. It is now a part of Rajbiraj Municipality Ward No. 10.

At the time of the 2011 Nepal census it had a population of 4,249.

Demographics: People from different castes from Maithali communities (Madheshi) reside here. Castes like Yadav, Khatwe , Chamar, Musahar, Bania , Barai, Hajam, Haluwai, Teli, Natt Muslims are found in significant numbers. Maithali is spoken by all.