According to Official Guinness Records,
The oldest lollipop lady (or crossing guard) in the world is Bridie Dillon who was born on 16 July 1920 and who works as a lollipop lady in Camden, London, UK.
She has been awarded the Good Citizen Award from Camden Council, London in 2001.
For a complete list of 2003 records, please visit 2003 Guinness Records in United Kingdom.