Social justice activists

Italian Dominican friar, philosopher, Catholic priest, and Doctor of the Church (1225–1274)

Pier Giorgio Frassati was an Italian Catholic activist and a member of the Third Order of Saint Dominic. He was dedicated to social justice issues and joined several charitable organizations, including Catholic Action and the Society of Saint Vincent de Paul, to better aid the poor and less fortunate living in his hometown of Turin.

Indian social reformer (1827-1890)

Colombian Catholic nun

German author, chairwoman of a labour union and cleaner (1959-2019)