Clue: Statesman to talk at length to one acceptable to 20, admitting redtop elevated women-only sport (10,5)
Answer: JAWAHARLAL NEHRU
Explanation: Definition: Statesman
JAW + A + R[ed] in HALAL + HEN< + RU. I didn't know Nehru's first name, but just about managed to construct it from the wordplay before checking