Complex sentence: Eldon was born in London, on 17 September 1970, the son of Kathy and Mike Eldon a British citizen of Romanian Jewish descent, and his American mother, Kathy, was Protestant.
Split into simpler sentences: Eldon was born in London, on 17 September 1970, the son of Kathy and Mike Eldon. Mike was a British citizen of Romanian Jewish descent, and his American mother was Protestant.