Simplify the following text for a Grade 7 native English-speaking person.
Original: Heath Ledger was born in Perth , Western Australia , the son of Sally Ledger ( nÃ e Ramshaw ) , a French teacher , and Kim Ledger , a racing-car driver and mining engineer , whose family established and owned the Ledger Engineering Foundry .
Simplified: Heath Ledger was born in Perth , Western Australia .