With the Irish border the main sticking point in Brexit negotiations, Statista's Niall McCarthy points out that it may come a surprise to hear that only a quarter of British people actually know who the Irish taoiseach or prime minister is.

YouGov tracks awareness levels of various international politicians among the British public (excluding Northern Ireland) and only 26 percent have heard of Irish Taoiseach Leo Varadkar.

You will find more infographics at Statista

That's still a higher share than India's Prime Minister Narendra Modi (23 percent) or Australian Prime Minister Scott Morrison (15 percent).