According to the 16th century Lithuanian Chronicle, they are descendants of duke Giedrius, a brother of Narimantas and Grand Duke of Lithuania Traidenis.
Giedrius Titenis (born 1989), Lithuanian swimmer and Olympic competitor
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Giedrius Kuprevičius (born 1944), Lithuanian composer and music educator
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Giedrius Gustas (born 1980), Lithuanian basketball point guard and shooting guard
Giedrius Kuprevičius | Giedrius Žutautas | Giedrius Titenis | Giedrius Gustas | Giedrius |