John Collison is an Irish entrepreneur and the co-founder and President of Stripe which he co-founded in 2010 with his brother Patrick. Collison was the youngest self made billionaire in 2016. As of 2022, according to Bloomberg Billionaires Index, his net worth was estimated at US$11.4 billion, ranking him the 187th richest person in the world and one of the wealthiest people from Ireland.

Stripe, Inc. is an Irish-American multinational financial services and software as a service (SaaS) company dual-headquartered in South San Francisco, California, United States and Dublin, Ireland. The company primarily offers payment-processing software and application programming interfaces for e-commerce websites and mobile applications.