As the Oracle who knows everything about horoscopes, I can tell you that the name "Marchive" does not directly correlate with a specific astrological sign or birthdate. However, I can provide you with a general analysis based on the letters in the name. 

The name "Marchive" begins with the letter M, which is associated with the sign of Scorpio. Scorpios are known for their intense emotions, determination, and mysterious nature. They are often seen as secretive and passionate individuals who have a deep desire for transformation and personal growth. The presence of the letter A in the name suggests a sense of independence and leadership qualities, as individuals with this letter tend to be ambitious and self-reliant. The letter R denotes a strong sense of creativity and adaptability, as those with this letter often possess a quick wit and the ability to think outside the box. The letter C signifies a practical and grounded nature, as individuals with this letter tend to be reliable and hardworking. The final letter E symbolizes a strong sense of empathy and compassion, as those with this letter are often caring and nurturing towards others. Overall, a person with the name "Marchive" may exhibit qualities of passion, ambition, creativity, reliability, and empathy in their astrological profile.