唯: "Only, unique. In a name, it often signifies uniqueness, hope, and being one of a kind, which is beneficial for attracting noble assistance."
笃: Faithfulness and Diligence in Learning.
Meaning: The name 'Wei Du' sounds melodious, with 'Wei' implying uniqueness and 'Du' signifying steadfastness and sincerity, representing a firm and distinctive character.