October or November in 1994.. the first draw was just before I had my daughter christened and I thought I was going to win!! lol - I think about 5 people won so no-one was a millionaire that first week....
History
Key dates in The National Lottery's history:
21 October 1993
The National Lottery is established by an Act of Parliament.
14 November 1994
National Lottery on-line tickets went on sale in 10,000 retail outlets - the world's biggest on-line lottery launch.
19 November 1994
First National Lottery draw - 22 million viewers tuned into the BBC show.