Smallest Dinosaur:

Compsognathus longipes

Microceratops , a runner-up in the smallest dinosaur category, was only the size of a rabbit.
(c) Joe Tucciarone
Meaning of Name: “delicate jaw”
Period:Jurassic Period (205 million to 138 million years ago)
Size:about 60 centimeters
Location:France and Germany

The smallest known dinosaur, Compsognathus was about the size of a chicken.