Nandivardhana of Kundagrama

{{Short description|6th-century BC Kshatriya King from the Ikshvaku dynasty}}

{{Use dmy dates|date=June 2024}}

{{Use Indian English|date=June 2024}}

{{Infobox deity

| type = Jain

| name = Nandivardhana

| deity_of = Gaṇa Mukhya of the Nāya Republic

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| father = Siddhartha

| mother = Trishala

| siblings = * Vardhamana

• Sudarśanā {{Cite book|last=Mahāprajña|first=Acharya|url=https://books.jvbharati.org/pdf/jvbebook/9288737452.pdf|title=Shraman Mahavira|publisher=Jain Vishwa Bharati Prakashan|year=1974|location=Ladnun|pages=7, 8}}

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| predecessor = Siddhartha

| dynasty = Ikshvaku dynasty

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{{Jainism}}

Nandivardhana was a Kshatriya from the Ikshvaku dynasty and the chief of the Nāya Republic in Kundagrama, a suburb of Vaishali (Basarh in modern-day Bihar).{{Cite book |last=Sunavala |first=A. J. |url=https://books.google.com/books?id=ilFkAgAAQBAJ |title=Adarsha Sadhu |date=2014-01-02 |publisher=Cambridge University Press |isbn=978-1-107-62386-6 |language=en}} He was the elder brother of Mahavira, the 24th Jain Tirthankara. His father was Siddhartha.{{cite book |last1=Chandanaji |first1=Acharya |title=Walk With Me - The Story of Mahavir: A Remarkable Revolutionary: Acharya Chandanaji, Vastupal Parikh, PhD.: 9780968986370: Books: Amazon.com |location=Toronto}}.According to the second chapter of the Śvētāmbara Ācārāṅga Sūtra, Siddhartha and his family were devotees of Parshvanatha.{{sfn|Kailash Chand Jain|1991|p=32}}{{sfn|Dundas|2002|p=30}}