Glasgow ( Scottish : Glaschu , Lowland Scots : Glesga ) is the biggest and busiest city in Scotland , and is on the banks of the River Clyde . People from Glasgow are known as `` Glaswegians '' ( glas-wee-jans ) , which is a name also used for words that are used only in Glasgow - also known as `` The Glasgow Patter '' . The old city of Glasgow originally developed around Glasgow Cathedral and down the old High Street to the River Clyde via Glasgow Cross .