![Frederick William IV, 15.10.1795 - 2.1.1861, King of Prussia 7.6.1840 - 26.10.1858, half length, wearing uniform, circa 1850, steel engraving, 19th century, Artist's Copyright has not to be cleared Stock Photo - Alamy Frederick William IV, 15.10.1795 - 2.1.1861, King of Prussia 7.6.1840 - 26.10.1858, half length, wearing uniform, circa 1850, steel engraving, 19th century, Artist's Copyright has not to be cleared Stock Photo - Alamy](https://c8.alamy.com/comp/BBNE1B/frederick-william-iv-15101795-211861-king-of-prussia-761840-26101858-BBNE1B.jpg)
Frederick William IV, 15.10.1795 - 2.1.1861, King of Prussia 7.6.1840 - 26.10.1858, half length, wearing uniform, circa 1850, steel engraving, 19th century, Artist's Copyright has not to be cleared Stock Photo - Alamy
![Franz Krüger - Franz Krüger, Portrait of King Frederick William IV, 1849-1857 at 1stDibs | frederick wilhelm iv, frederick william iv of prussia, king friedrich wilhelm iv Franz Krüger - Franz Krüger, Portrait of King Frederick William IV, 1849-1857 at 1stDibs | frederick wilhelm iv, frederick william iv of prussia, king friedrich wilhelm iv](https://a.1stdibscdn.com/a_13042/1605284969084/084_1430_4_1_master.jpg?width=768)
Franz Krüger - Franz Krüger, Portrait of King Frederick William IV, 1849-1857 at 1stDibs | frederick wilhelm iv, frederick william iv of prussia, king friedrich wilhelm iv
![Franz Krüger - Franz Krüger, Portrait of King Frederick William IV, 1849-1857 at 1stDibs | frederick wilhelm iv, frederick william iv of prussia, king friedrich wilhelm iv Franz Krüger - Franz Krüger, Portrait of King Frederick William IV, 1849-1857 at 1stDibs | frederick wilhelm iv, frederick william iv of prussia, king friedrich wilhelm iv](https://a.1stdibscdn.com/a_13042/1605284969771/084_1430_4_master.jpg?width=768)
Franz Krüger - Franz Krüger, Portrait of King Frederick William IV, 1849-1857 at 1stDibs | frederick wilhelm iv, frederick william iv of prussia, king friedrich wilhelm iv
![File:Frederick William IV., King of Prussia. From the steel engraving by Friedrich Eduard Eichens.jpg - Wikimedia Commons File:Frederick William IV., King of Prussia. From the steel engraving by Friedrich Eduard Eichens.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/0/0a/Frederick_William_IV.%2C_King_of_Prussia._From_the_steel_engraving_by_Friedrich_Eduard_Eichens.jpg)