Java processors

A first list:

picoJava was the first attempt by Sun Microsystems to build a Java processor
aJ100 from aJile. Available on boards from Systronix
Cjip from Imsys Technologies
Komodo is a multithreaded Java microcontroller for research on real-time scheduling
FemtoJava is a research project to build an application specific Java processor
ARM926EJ-S is an ARM processor able to run Java bytecode
SHAP
BlueJEP
OC104J is a quad-core Java processor designed by Vivaja Technologies