Which countries have Indian-origin PMs and Presidents?

Indian-origin Tharman Shanmugaratnam on Friday won Singapore's presidential elections. Other countries which have Indian-origin Prime Ministers are UK (Rishi Sunak), Ireland (Leo Eric Varadkar), Portugal (Antonio Costa) and Mauritius (Pravind Jugnauth). Guyana President Dr Mohamed Irfaan Ali was born in an Indo-Guyanese family. Seychelles President Wavel Ramkalawan also has Indian roots.