What does Kunal mean?
From the Sanskrit कुणाल (kuṇāla), usually glossed as 'lotus' and secondarily 'a bird with beautiful eyes' (the latter a folk etymology). Historically the name of Emperor Ashoka's son Kunala, 3rd century BCE.
What does Parth mean?
From Sanskrit Partha (पार्थ), 'son of Pritha (Kunti)', a well-known epithet of the hero Arjuna in the Mahabharata. It is a patronymic rather than a quality-word.