Hollow valley
Holdyn is a modern spelling variation of the English surname Holden. It originates from Old English words meaning 'hollow' and 'valley', describing a geographical feature. This specific spelling replaces the 'e' with a 'y' to create a more contemporary look.
Less common today
Holdyn isn't in the latest US Top 1000. It last peaked at #2,879 in 2017.
US births per 5-year period, 1990βpresent (SSA data).