Thomas Todd, admitted to the Kentucky bar in 1786, established a legal career that spanned private practice, legislative service, and judicial roles. He served as a court reporter and secretary to the Kentucky State Legislature and was instrumental in conventions advocating for Kentucky statehood. Todd's judicial career included positions as the first clerk of the Kentucky Court of Appeals and a judge, culminating in his nomination to the Supreme Court by President Thomas Jefferson. Throughout his career, Todd demonstrated leadership in public infrastructure projects and was connected to prominent political figures through his family.

Thomas Todd's political identity is marked by a blend of regional advocacy and judicial pragmatism, navigating the early American legal landscape with a focus on economic development. His support for waterway navigation and infrastructure projects underscores a localized economic strategy, while his judicial role reveals a commitment to enforcing federal law in frontier regions. Todd's ownership of slaves situates him within the societal norms of his time, yet his personal and professional connections to influential figures like Dolley Madison suggest a nuanced approach to both regional and national politics.