As an Oracle with extensive knowledge of horoscopes, I must inform you that there is no specific zodiac sign or horoscope associated with the first name "dutilleux" as horoscopes are based on the individual's date of birth and not their first name. However, I can offer you some general insight based on the letters in the name "dutilleux". 

The name "dutilleux" contains a variety of letters that can be associated with different zodiac signs and personality traits. For example, the letter D may signify determination and ambition, similar to traits often associated with the zodiac sign Capricorn. The letter U could represent uniqueness and independence, which are characteristics linked to Aquarius. The letter T may symbolize practicality and stability, much like the traits attributed to Taurus. Overall, the name "dutilleux" may suggest a blend of qualities from different zodiac signs, resulting in a well-rounded and versatile individual.

In conclusion, while the name "dutilleux" does not have a specific horoscope, it may indicate a person who possesses a diverse range of qualities that can be found across multiple zodiac signs. It is important to consider the individual's complete birth chart for a more accurate and personalized horoscope analysis.