Name Your Poison Day
Name Your Poison Day is held on June 8. This event in the first decade of the month june is annual.
National Huntington's Disease Awareness Day on June 6 (United States);
Pranav Sivakumar Day on June 8 (Illinois, United States. Pranav Sivakumar is an American speller and amateur researcher. His National Spelling Bee achievements earned him recognition by Pat Quinn, who declared June 8, 2014 "Pranav Sivakumar Day.");
Ball Point Pen Day on June 10 (In June of 1943 the Bíró brothers, László and György, became owners of US Patent 2,390,636 – better known around the world as the ball point pen);
National Career Nurse Assistants' Day in US on June 10 (It has always been observed the first day of National Nursing Assistants Week)