From the older English name Dederick, which was in origin a Low German form of Theodoric. It was imported to England from the Low Countries in the 15th century.
People with the name Melville have a deep inner desire to use their abilities in leadership, and to have personal independence. They would rather focus on large, important issues, and delegate the details.
People with the name Aadi have a deep inner desire to inspire others in a higher cause, and to share their own strongly held views on spiritual matters.