Manimandapa (Maithili: मणिमंडप) is a Hindu temple believed by some to be the place of marriage between the Prince Rama of Ayodhya and the Princess Sita of Mithila Kingdom.

In the Swayamvar Sabha King Janaka put a condition that whoever be able to uplift the Pinaka bow and broke it would be eligible for marriage with his daughter Princess Sita.

[2] In the Swayamvar Sabha, Prince Rama uplifted the bow Pinaka and broke it into three pieces.

According to legendary story in Mithila, after winning Swayamvar Sabha at the court of Janaka, Prince Rama along with his three brothers were married at Manimandapa with Princess Sita and her three sisters.

[5] The place where the altar and sacrificial pavilion (Yajna Mandap) decorated with gems was built for the marriage in Janakpur is near Rani Bazar known Manimandapa.