American Standard Version
Zedekiah was twenty and one years old when he began to reign; and he reigned eleven years in Jerusalem:

Berean Study Bible
Zedekiah was twenty-one years old when he became king, and he reigned in Jerusalem eleven years.

Douay-Rheims Bible
Sedecias was one and twenty years old when he began to reign: and he reigned eleven years in Jerusalem.

English Revised Version
Zedekiah was twenty and one years old when he began to reign; and he reigned eleven years in Jerusalem:

King James Bible
Zedekiah was one and twenty years old when he began to reign, and reigned eleven years in Jerusalem.

World English Bible
Zedekiah was twenty-one years old when he began to reign; and he reigned eleven years in Jerusalem:

Young's Literal Translation
A son of twenty and one years is Zedekiah in his reigning, and eleven years he hath reigned in Jerusalem;

2 Chronicles 36:11 Additional Translations ...