He's a crazy-haired populist who was born in New York and nearly split his conservative party, but appears to have come out on top.
He's wealthy, but appeals to working-class voters. He's tough on immigration, and keen to point out President Obama's Kenyan heritage. Lots of people call him by his first name only. He once starred on TV.
He's not Donald Trump.
He's Boris Johnson, who was the mayor of London until he stepped down last month. Now he could become the United Kingdom's next prime minister.