思: Thought, intellect. In names, it often signifies quick thinking, sharp wit, and intelligence.
娟: Graceful and charming, it refers to a woman's elegant appearance and delicate demeanor. When used in a name, it is believed to bring auspiciousness to marriage and family life.
Meaning: Wisdom and emotion are represented by 'Si', while grace and beauty are embodied by 'Juan', symbolizing intelligence, elegance, and thoughtfulness.