Sienna has been a Top 100 choice in England & Wales since 2005, the year after Sienna Miller's acting breakthrough in the hit movies Alfie and Layer Cake. In the US, it also got a big boost in the early noughties, before dropping slightly then rebounding to reach an all-time high in 2022.

Abbreviated form of Zahara that was used by Chris Rock for his daughter and as a middle name by both Eddie Murphy and David Bowie. Compared with the even-more-abbreviated Zara, Zahra may create more spelling problems but clarify pronunciation.

Zahara, a delicate but strong multicultural name, came into the spotlight when Angelina Jolie bestowed it on her Ethiopian-born daughter, and we predict other parents will adopt it as well. If you want something simpler than Zahara, consider Zara, a royal name in England--but also the name of a Spanish-based clothing store chain.

Could be some disconnect between spelling and pronunciation.