JD Vance, a millennial aspiring politician, underwent a private and profound conversion to Catholicism at St. Gertrude Church in Cincinnati. Guided by Dominican Friars, he delved into theology, mysticism, and philosophy before being baptized and receiving his first communion in 2019. This personal transformation, occurring over several years, reflects his core values and political philosophy, aligning with Catholic teachings on family, social order, and virtue. Vance's Catholicism serves as a counterpoint to his challenging childhood and shapes his political agenda, advocating for a family-oriented, socially conservative future. His beliefs represent the traditionalist wing of the Catholic Church, aligning with a growing coalition of conservative Christians in Republican politics. Vance's conversion was tied to his maturation, professional growth, and reflections on the elite academic world, leading him to embrace the church's teachings on masculinity, family, and virtue. His journey to Catholicism was marked by encounters with Catholic groups at Yale and connections with conservative intellectuals and priests in Washington. Vance's commitment to Catholicism has influenced his personal and professional life, shaping his views on public policy and family values. His story reflects the growing trend of traditionalist practices within American Catholicism and the evolving landscape of conservative Christianity in politics.