Here are unique Jain-friendly girl names starting with D, with simple meanings:

• Disha — direction or path
• Divya — divine, sacred
• Dharini — holder or supporter
• Deepti — glow, luminosity
• Diksha — initiation (a significant spiritual vow/stage)
• Dipali — row of lamps, brightness
• Dharani — earth, bearing, one who holds
• Dhara — earth, flow; a steady, calm nature
• Dvani — voice or speech
• Diti — daughter (in some traditions linked to auspicious lineage)
• Divita — divine, exalted
• Dhruti — steady, committed
• Devasri — goddess-like, divine beauty
• Dhriti — courage, determination
• Dhanvi — wealthy, fortunate

If you’d like, I can tailor the list to a specific meaning (e.g., courage, brightness, spirituality) or suggest names that align with a family tradition.