Answer
Claudio Ranieri was the Chelsea manager who signed Huth. Ranieri was appointed as manager of Chelsea in 2000, and he signed Huth from Leicester City in 2001. Huth was a key player for Chelsea during Ranieri's time as manager, and he helped the team win the FA Cup in 2000. Ranieri was sacked as manager of Chelsea in 2004, and Huth left the club in 2005.