Mammy Two-Shoes
First Appearance
"Puss Gets the Boot" 1940
Biography
I'd put a biography here, but I think the best place for information would be to go here:
Ultimate Mammy-Two-Shoes website
Relationship to Tom and Jerry
Owner of Tom for most of the 1940's and a little of 50's
Featured Cartoons
"Puss Get's the Boot", 1940
"The Midnight Snack", 1941
"Fraidy Cat", 1942
"Dog Trouble", 1942
"Puss 'N' Toots", 1942
"The Lonesome Mouse" , 1943
"The Mouse Comes to Dinner", 1945
"Part Time Pal", 1947
"A Mouse in the House", 1947
"Old Rockin' Chair Tom", 1948
"Mouse Cleaning", 1948
"Polka-Dot Puss", 1949
"Saturday Evening Puss", 1950
"The Framed Cat", 1950
"Sleepy-Time Tom", 1951
"Nit-Witty Kitty", 1951
"Triplet Trouble", 1952
"Push-Button Kitty", 1952
Jeannie
First Appearance
"Busy Buddies" 1956
Biography
Negligent Baby-sitter with a phone attached to her ear.
Relationship to Tom and Jerry
Not friendly
Featured Cartoons
"Busy Buddies" 1956
"Tot Watchers" 1958
Tyke
First Appearance
"Love that Pup" 1949
Biography
The son of Spike the dog. He's young and learning the ways of being a dog from his dad.
Relationship to Tom and Jerry
Friend to Jerry
Nuisance to Tom
Featured Cartoons
"Love that Pup" 1949
"Slicked-Up Pup" 1951
"That's My Pup" 1953
"Life with Tom" 1953
"Hic-cup Pup" 1954
"Pup on a Picnic" 1955
"Barbecue Brawl" 1956
"Tops With Pops" 1957