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
