بسم الله الرحمن الرحيم
You may keep the name of daughter as Zahra. Here are some other names: Hafsah, Maimuna, Khansa, Atikah, Ayesha, Sadia. You may also choose any of them.
Allah knows Best!
Darul Uloom Deoband
This answer was collected from the official ifta website of Darul Uloom Deoband in India.