Abdullah ibn al-Hakam
أبو عبدالرحمن عبد الله بن الحكم بن أبي زياد
Fourth generation, died 255 AH in Kufa. Named in the chains of 28 narrations of the library, 2 in Abu Dawud, 20 in Tirmidhi, 2 in Ibn Majah.
28narrations name him
6collections
255 AHhe died, in Kufa
In the books of narrators: Truthful, صدوق.