I named my daughter Pierra and she has received many compliments on how pretty it sounds, but also some funny looks because of how obscure and rare it is. People seem to either love it or hate it.
Pierra Vejjabul (Thai: เพียร เวชบุล, born Pierra Hoon, 27 November 1898 or 1909 – 20 April 1984 was one of the first female physicians of Thailand. She was a pioneer in the field of women's health in Thailand.