Nigar Huseyn Efendi gizi Shikhlinskaya (October 10, 1871 or March 21, 1878, Tiflis – August 15, 1931, Baku) – the first Azerbaijani sister of Mercy, chairwoman of the Hospital of the Ladies’ Committee of the officer’s artillery school at the Red Cross in World War I. Shikhlinskaya was the daughter of the Azerbaijani educator Huseyn Efendi Gaibov.