Olli Rehn 
Finland
Politician Association football player
Olli Jokinen Finland
Ice hockey player
Olli Määttä Finland
Ice hockey player
Olli Muotka Finland
Ski jumper Nordic combined skier
Olli Lindholm (Olli Ilari Lindholm) Finland
Singer Guitarist
Olli Mäki (Olli Johan Oskari Mäki) Finland
Boxer
Olli Mustonen Finland
Composer Politician Conductor Pianist
Olli Jalonen Finland
Writer Author
H. Olliver Twisted Finland
Composer Singer
Olli Rahnasto Finland
Tennis player
Olli Partanen Finland
Athletics competitor
Olli Palola Finland
Ice hockey player
Olli Lehto (Olli Erkki Lehto) Finland
Mathematician University teacher
Olli Isoaho Finland
Association football player
Olli Immonen Finland
Politician
Olli Kunnari Finland
Volleyball player Beach volleyball player
Olli Hiidensalo Finland
Cross-country skier Biathlete
Olli Tukiainen Finland
Composer Guitarist
Olli Juolevi Finland
Ice hockey player
Olli-Matti Multamäki Finland
Military personnel
Olli Wisdom United kingdom
Disc jockey Singer Musician
Olli Laiho Finland
Artistic gymnast
Olli Lounasmaa Finland
Physicist University teacher
Olli Puhakka (Risto Olli Petter Puhakka) Finland
Military personnel Aircraft pilot