Guillermo Antonio Mesa Sierra

	Guillermo Antonio Mesa Sierra
	;
Birth:	6 August 1910; Santa Rosa de Osos, Antioquia, Colombia
Death:	20 September 2021; Medellin, Antioquia, Colombia
Age:	111 years, 45 days
Country:	COL
	Validated

Guillermo Antonio Mesa Sierra (6 August 1910 – 20 September 2021) was a Colombian supercentenarian whose age is validated by the Gerontology Research Group (GRG). At the time of his death, he was the third-oldest known living man in Colombia, after Eusebio Quintero Lopez and Efrain Antonio Rios Garcia.

Male supercentenarians
Colombian supercentenarians
1910 births
10 more
2021 deaths
Validated supercentenarians
Article stubs
Colombia births
Colombia deaths
Unverified Latin American supercentenarians
Deceased people
Antioquia births
Antioquia deaths
Date of death missing

Biography[]

Guillermo Antonio Mesa Sierra was born in Colombia on 6 August 1910. He had at least one daughter. In August 2020, he celebrated his 110th birthday.

Mesa Sierra died in Medellin, Antioquia Department, Colombia on 20 September 2021 at the age of 111 years, 45 days.

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