ਨਾਨਕੀ
Nanki is a Sikh given name meaning “Named after Bebe Nanaki, Guru Nanak's revered elder sister.”
“Named after Bebe Nanaki, Guru Nanak's revered elder sister”
English gloss from the Gurdwaras.com Sikh names reference. Spellings vary; confirm the Gurmukhi with your family or granthi if you are choosing a name for a hukamnama or a legal document.
Listed here as girl. In Sikh practice the given name is usually followed by Singh (for a boy) or Kaur (for a girl). Those are religious names, not family surnames.
Noted origin in this reference: Punjabi.