As an Oracle who knows all about horoscopes, I can tell you that there is no specific zodiac sign associated with the first name "decarpigny." However, I can provide you with a general analysis based on the numerology of the name. 

When we break down the name "decarpigny," we can see that it contains the letters D, E, C, A, R, P, I, G, N, and Y. Each letter has its own numerical value, which can provide insight into the characteristics and qualities of a person with this name. 

D is associated with practicality and stability, E signifies communication and adaptability, C represents creativity and charisma, A symbolizes ambition and leadership, R signifies flexibility and determination, P represents independence and originality, I symbolizes intuition and sensitivity, G represents intelligence and curiosity, N signifies nurturing and compassion, and Y symbolizes creativity and spiritual growth. 

Overall, someone with the name "decarpigny" may possess a unique blend of creativity, ambition, intelligence, and compassion. They may excel in roles that allow them to express their creative ideas and lead others with charisma and determination. Their intuition and sensitivity may also make them highly empathetic individuals who are capable of nurturing and supporting those around them.