John Venn.
Venn diagrams are named after their inventor, John Venn.
john venn lived in the middle of nowhere near doncaster!!!!!!!!!
He used them in his studies of logic.
A venn diagram is a graphic organizer, it helps to organize thoughts and ideas.
John Venn was born on August 4, 1834.
John Venn
John Venn
Henry Venn
John Venn!
John Venn.
Venn diagrams are named after their inventor, John Venn.
John Venn was born on August 4, 1834.
John Venn - academic - died in 1687.
John Archibald Venn died in 1958.
John Archibald Venn was born in 1883.
John Venn was born on August 4, 1834.