The Mitsubishi Proudia is a luxury sedan manufactured by Mitsubishi Motors, positioned below the flagship Dignity limousine in the company's range. Its name is a portmanteau derived from the English word "proud" and "diamond". The first generation was produced from late 1999 to 2001, while the second generation was produced from 2012 to 2016.

Mitsubishi Motors Corporation is a Japanese multinational automobile manufacturer headquartered in Minato, Tokyo, Japan. In 2011, Mitsubishi Motors was the sixth-largest Japanese automaker and the 19th-largest worldwide by production. Since October 2016, Mitsubishi has been one-third (34%) owned by Nissan, and included in the Renault–Nissan–Mitsubishi Alliance.