A Scythian king bore this name:

• Saulius, who reigned in the 6th century BC, father of Anacharsis and grandfather of Idanthyrsus.

Saulius is also the Lithuanian variant of the Biblical name Saul.

Lithuanian people named Saulius include:

• Saulius Ambrulevičius (born 1992), Lithuanian figure skater
• Saulius Atmanavičius (born 1970), Lithuanian footballer
• Saulius Binevičius (born 1979), Lithuanian freestyle swimmer
• Saulius Brusokas (born 1968), Lithuanian weightlifter and strongman competitor
• Saulius Kleiza (born 1964), Lithuanian track and field athlete
• Saulius Klevinskas (born 1984), Lithuanian footballer
• Saulius Kulvietis (born 1991), Lithuanian basketball player
• Saulius Kuzminskas (born 1982), Lithuanian basketball player
• Saulius Mikalajūnas (born 1972), Lithuanian international football midfielder
• Saulius Mikoliūnas (born 1984), Lithuanian professional footballer
• Saulius Mykolaitis (1966–2006), Lithuanian director, singer-songwriter, bard, and actor
• Saulius Pakalniškis (1958–2006), Lithuanian zoologist, entomologist, and dipterologist
• Saulius Pečeliūnas (born 1961), Lithuanian politician
• Saulius Ritter (born 1988), Lithuanian rower
• Saulius Ruškys (born 1974), Lithuanian cyclist
• Saulius Šaltenis (born 1945), Lithuanian writer, newspaper editor, and politician
• Saulius Šarkauskas (born 1970), Lithuanian former cyclist
• Saulius Širmelis (born 1956), Lithuanian football coach and former player
• Saulius Skvernelis (born 1970), Lithuanian politician, former Prime Minister of Lithuania
• Saulius Sondeckis (1928–2016), Lithuanian violinist, conductor, orchestra leader, and professor
• Saulius Štombergas (born 1973), Lithuanian basketball player