Erko (given name)
Erko is a predominantly Estonian masculine given name. It is a cognate of the given name Eric. Other Estonian variants include Erik, Eeri, Eerik, Eero, Ergi, Ergo, Erich, Erik, Erki, and Erkki. As of 1 January 2023, 359 men in Estonian bear the first name Erko, making it the 345th most popular male name in the country. People named Erko include:
 (born 1985), jet skier
Erko Laurimaa (born 1987), rock guitarist (Smilers)
Erko Saviauk (born 1977), footballer and manager
Erko Jonne Tõugjas (born 2003), footballer

References

Estonian masculine given names
Masculine given names