(left to right)
Oscar the Orange from Greece-made by Bell Toys under license from Hasbro, ca. 1970
Katie the Carrot  from Greece-made by Bell Toys under license from Hasbro, ca. 1970

(Insert from above Greek Bell Toys shows Mr. & Mrs Potato Head, all of the  Tooty Fruity Friends,
as well as Bozo and Donald!) 

Mr. and Mrs. Potato Head from India-Funskool, ca. 2005 

Mrs. Potato Head and Baby Potato Head from Greece-1980s
(Mr. Potato Head also sold seperately in Greece in a barrel like this)
 

(left to right)
Tio Papa & Pipo Pimiento-(Uncle Potato and Cousin Bell Pepper)
Tio Papa & Nana Naranja- (Uncle Potato and Nana Orange)
Tio Papa & Primo Pepino -(Uncle Potato and Primo Cucumber)
All made by Ledy under licensed by Hasbro, and distributed by Lili Toys of Mexico, ca. 1970s
 
 

Knockoff of the current style Mr. Potato Head from Mexico. The colors are all different, and the quality is very low.
Plastic is so thin it's actually see through!, ca. 1990's
 
 

Old Mr. & Mrs. Potato Head set from Germany, ca. 1960s