Sir Antony Jay, co-writer of political comedies Yes Minister and Yes, Prime Minister, has died aged 86.

He died on Sunday after a "long illness", a representative said.

He was best known as co-author with Jonathan Lynn of the BBC hit comedies starring Paul Eddington, Sir Nigel Hawthorne and Derek Fowlds.

Sir Antony's distinguished career also included scripting documentaries Royal Family and Elizabeth R: A Year In The Life Of A Queen.

A representative said: "Sir Antony Jay CVO CBE died peacefully on Sunday evening after a long illness. He was surrounded by his wife and family."

Sir Antony began his career in the BBC's current affairs department and was a founding member of the Tonight team, later becoming editor of the programme in 1962.

He authored several management books and founded management and sales training film company Video Arts alongside John Cleese and two colleagues in 1972.

He was created a Knight Bachelor in 1988.