Clydesdale Bank £100 note

One hundred pounds
CountryUnited Kingdom
Value£100 sterling
Width163 mm
Height90 mm
Security featuresRaised print, metallic thread, watermark, microlettering, UV feature, holographic feature, see-through registration device
Material usedCotton
Years of printing1838–present
2009–present (current design)
Obverse
DesignCharles Rennie Mackintosh
Design date2009
Reverse
DesignHeart of Neolithic Orkney
Design date2009

The Clydesdale Bank £100 note is a sterling banknote. It is the largest denomination of banknote issued by Clydesdale Bank. The current cotton note, first issued in 2009 bears a portrait of the designer and artist Charles Rennie Mackintosh on the obverse and images of the Heart of Neolithic Orkney on the reverse.