Gaidi means “wait.” The similar name Gaida means “waiting.”
Gerda is borrowed from the Scandinavian languages, and means “enclosure.” Gerd was a fertility goddess.
Gertrud is borrowed from German, and means “spear of strength.”
Gertu may be a nickname for Margit (pearl), now used as an independent name.
Gisela is borrowed from German, and means “pledge, hostage.”
Gita is borrowed from the Scandinavian languages, and originated as a nickname for Birgitta, which is either a form of Bridget (exalted one) or female form of Birger (help, rescue, save).
Gennadi is borrowed from the Russian name Gennadiy, and ultimately derives from Greek name Gennadios (generous, noble). It was #98 in Estonia as of 2018.
German (pronounced with a hard G) is borrowed from Russian, and derives from Latin name Germanus (brother).
Gleb is borrowed from Russian and in turn derives from Old Norse Guðleifr (God’s heir).
Grigori is borrowed from the Russian name Grigoriy and ultimately derives from the Greek name Gregorios (alert, watchful).
Gunnar is borrowed from the Scandinavian languages, and means “war warrior.” This is a cognate of Günther.
Gustav is borrowed from the Scandinavian languages and German. It either comes from Old Norse name Gautstafr (staff of the Goths) or Slavic name Gostislav (glorious guest).