As an Oracle who knows everything about horoscopes, I can tell you that the name "Desmarchelier" does not directly correspond to a traditional zodiac sign. However, I can provide you with insight based on numerology and the energies associated with the letters in the name. 

The name "Desmarchelier" contains the letters D, E, S, M, A, R, C, H, E, L, I, and R. When we break down these letters numerologically, we find that this name is associated with the number 7. The number 7 is often linked to spirituality, introspection, and wisdom. Individuals with a strong influence of the number 7 in their name are often deep thinkers, analytical, and intuitive. They may be drawn to seeking answers to life's deeper questions and finding meaning in the world around them. 

Overall, individuals with the name "Desmarchelier" may possess a keen sense of intuition and a natural curiosity about the mysteries of the universe. They may excel in fields that require deep thinking, research, and analysis. It is important for them to embrace their spiritual side and trust their inner guidance in order to navigate life's challenges and find fulfillment.