Pilkington plc is the largest glass manufacturer in the United Kingdom. It is based in St Helens, Merseyside. It was formerly an independent company listed on the London Stock Exchange and for a time was a constituent of the FTSE 100 Index, but in 2006 it was taken over by Nippon Sheet Glass of Japan.

Mr. Pilkington of Foxwood Farm is a human character in George Orwell's satirical book Animal Farm. Mr.