The 7 Most Frugal Billionaires in the World

No. 5: Karl Albrecht (Aldi’s co-founder)

Aldi

Net worth: $25.4 billion

Karl Albrecht, alongside his also billionaire brother Theo, was raised in a simple and modest household and they both maintain a frugal lifestyle, despite the massive fortunes they have amassed. Back in 1971, when Theo was kidnapped for ransom, Karl negotiated a $4 million deal, which he then wrote off as a business expense.