Zdenko

{{Infobox Given Name Revised

| name = Zdenko

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| pronunciation=

| gender = Male

| meaning = well; builder; from Sidon; diminutive of Zdeslav or Zdeněk

| region =

| origin = Slavic

| variant forms = Zdenka (f), Zdeňka (f), Zdeno, Denny (diminiuitiv)

| related names = Zdeněk, Zdzisław

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}}

Zdenko is a male given name of Slovak, Slovene or Croatian origin. There are a number of competing explanations for the meaning of the name:

• the slavic term zdenac, meaning a well{{cite web | url=http://hjp.znanje.hr/index.php?show=search_by_id&id=f15lXRJ6 | title=Hrvatski jezični portal }}
• from the slavic term zidati, meaning to build or to create{{Cite web|url=http://www.behindthename.com/name/zdenko|title = Meaning, origin and history of the name Zdenko}}
• Slavic version of the name Sidonius (meaning of Sidon)Onomastica; pismo poświecone nazewnictwu geograficznemu i osobowemu. (1958). Poland: Zakłlad Narodowy im. OssolińskichDer perfekte Vorname für mein Baby. (2014). Germany: Bassermann Verlag.
• as a diminutive of the given names Zdeslav or Zdeněk.

There are also claims connecting it to the name Sidney.Zeitschrift für Namenforschung, Band 17, Seite 182 (1941). R. Oldenbourg. Denny can be used as a short form (hypocorism) of the name. The female form is Zdenka/Zdeňka.