Daniel Vial Ugarte (1849 – 25 April 1908) was a Chilean politician and civil engineer affiliated with the Conservative Party.
He served as Deputy of the Republic for three legislative periods between 1891 and 1903, representing San Felipe, Los Andes and Putaendo, and later Santiago.
Leonidas Vial Guzmán (26 January 1843 – 2 December 1919) was a Chilean engineer, farmer, businessman and politician who served as a member of the Senate for Talca Province from 1906 to 1912.
In addition to his political career, Vial was involved in agriculture, viticulture, banking and several commercial and industrial enterprises.
Alejandro Vial Guzmán (1823 – 28 May 1914) was a Chilean surveyor, banker and politician who served as a member of the Chamber of Deputies of Chile, as a senator for Colchagua Province, and as Minister of Finance.
A member of the Conservative Party, Vial also served as intendant of Colchagua Province and held senior positions in Chilean banking.
Luis Antonio Vergara Ruiz (24 May 1865 – 23 May 1946) was a Chilean lawyer, academic and politician who served as a member of both chambers of the National Congress of Chile. He represented Cautín Province in the Senate of Chile from 1906 to 1912 and served as president of the Senate between 1909 and 1911.
Vergara also held several government positions, including Minister of Foreign Affairs, Worship and Colonization and Minister of the Interior.