The 9-time-Olympic champion Bolt broke 10 seconds for the first time this season to win the race in 9.95 seconds.
Monaco was the last race for Bolt before next month's World Athletics Championships to be held in London on August 4 - 13.
One of the first races in Monaco Diamond League was the men's 400m. The World and Olympic champion Wayde van Niekerk of South Africa defeated Botswana's Isaac Makwala by 0.11 seconds to win the race in 43.73.
South Africa's Caster Semenya managed to win the women's 800m in a new DL record and a new World lead of 1:55.27. Francine Niyonsaba (1:55.47) of Burundi and USA's Ajee Wilson (1:55.61) both broke their national records to place second and third respectively.
A new world leading time was set in the men's 1500m and 800m races. Kenya's Elijah Manangoi posted a new PB and WL time of 3:28.80 ahead of his compatriot Timoty Cheriuyot who clocked 3:29.10 to take second. Olympic champion Matthew Centrowitz of the United States finished in 9th place in 3:34.43 as defending World champion Asbel Kiprop finished in a disappointing 11th place in 3:34.91.
Emannuel Korir the NCAA champion of Kenya became the new World leader in the men's 800m as he confidently won the two lap race in Monaco with a time of 1:43.10.
USA's Rio Olympics medalist Evan Jager finished more than 7 seconds ahead of the second place finisher Kenya's Jairus Birech to set a new World leading time in the men's 3000m steeple with 8:01.29.
Kori Carter (USA) with 53.36 seconds prevailed in the women's 400m hurdles while her teammate Kendra Harrison took the 100m hurdles in 12.51 seconds.
Men's 100m Results Monaco Diamond League Wind + 0.8m/s
1 Usain BOLT JAM 9.95
2 Isiah YOUNG USA 9.98
3 Akani SIMBINE RSA 10.02
4 Chijindu UJAH GBR 10.02
5 Bingtian SU CHN 10.06
6 Mike RODGERS USA 10.06
7 Christopher BELCHER USA 10.12
8 Yunier PÉREZ CUB 10.20
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