Rudolph IV, Count of Neufchâtel (died 1272) was a son of Count Berthold and his first wife, Richezza.
Rudolph married Sibylle, a daughter of Count Theodoric III of Montbéliard and had the following children: Amadeus, his successor Henry, baron of Thièle John provost of Neufchâtel, baron of Hasenburg Richard, a canon Agnelette Margaret, married a Lord of Blenay
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