Nov 8 (Reuters) - Icahn Enterprises LP, the investment firm of activist investor Carl Icahn, said on Monday finance head David Willetts had been appointed as its chief executive officer.

Aris Kekedjian, a former dealmaker and a veteran of General Electric Co who had taken the role of CEO in April, has resigned due to family issues, the company said.

It named insider Ted Papapostolou as its chief financial officer. (Reporting by Niket Nishant in Bengaluru; Editing by Aditya Soni)