What is the highest amount of money that has been donated?

The highest amount of money donated by an individual is often credited to Warren Buffett, who pledged to give away over $37 billion of his wealth to various charitable foundations, primarily the Bill & Melinda Gates Foundation. Additionally, in 2021, MacKenzie Scott announced her donation of nearly $2.7 billion to various organizations, making her one of the most significant philanthropists of her time. However, the total sum of donations can vary greatly depending on the context and timeframe considered.