Erkki is a Finnish and Estonian given name (derived from Erik). Notable people with the name include: A–K. Erkki Aadli (born 1974), Estonian orienteer. Erkki Aaltonen (1910–1990), Finnish composer. Erkki Ala-Könni (1911– 1996), Finnish ethnomusicologist. Erkki Bahovski (born 1970), Estonian journalist. Erkki Ertama (1927-2010), Finnish composer and conductor. Erkki Hartikainen (1942–2021), Finnish atheist activist and educator. Erkki Haukipuro (1921- 2001), Finnish politician. Erkki Hautamäki (1930–2023), Finnish military major and historian. Erkki Huttunen (1901–1956), Finnish architect.
https://en.wikipedia.org/wiki/Erkki