For the athlete, see Chilon of Patras
Chilon of Sparta (Χείλων) was a Lacedaemonian, son of Damagetus and one of the Seven Sages of Greece. He was elected an ephor in Sparta in 556/5 BC. It is recorded that he composed verses in elegiac metre to the number of two hundred. Chilon was also the first person who introduced the custom of joining the ephors to the kings as their counselors, though Satyrus attributes this institution to Lycurgus Chilon is said to have helped to overthrow the tyranny at Sicyon, which became a Spartan ally. He is also credited with the change in Spartan policy leading to the development of the Peloponnesian League in the sixth century BC. 
Some of his sayings, according to the philosopher Demetrius Phalereus:
Chilon's teachings flourished around the beginning of the 6th century B.C. A legend says that he died of joy in the arms of his son, who had just gained a prize at the Olympic games.