Alice Walton of the Walmart dynasty has a net worth of $54.4 billion, which makes her the richest woman in the world.

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Net worth: $54.4 billion

Source of wealth: Walmart

Age: 70

Alice Walton is the only daughter of Walmart founder Sam Walton. She is not involved with Walmart; she spends her fortune collecting art and breeding horses. Her cousins are also on this list.

In addition to being the richest woman in the world, she is the ninth-richest person in the world.

The Waltons are the wealthiest family dynasty in the US, with the Koch family and the Mars family trailing behind.