Rob Osborne has been taking a look at how we marked the day.
Parades are taking place up and down the country to mark St David's Day, including in the centre of Cardiff.
A procession has taken place through the city of St David's, to mark the blessing of the St David's Shrine in the Cathedral.
Celebrations will be held across Wales today to mark St David's Day.
Parades are planned and there's a renewed call by campaigners to make it a Bank Holiday.