Teddy Colliant (born September 30, 2008) is a fraternal sextuplet brother of Bryce, Nicholas, Derek, Ashley and Orla Colliant and the youngest child of John and Lisa Colliant.
He has blonde hair and blue eyes and he wears a green sweater, dark grey jeans and blue shoes.
His swim wear is his orange swim trunks
His sleepwear is his orange pajamas
- Father: John Colliant (1968-)
- Mother: Lisa Colliant (née: Irons) (1975-)
- Brothers: Aiden Colliant (2005-), Sean Colliant (2005-), John Colliant, Jr. (2005-), Bryce Colliant (2008-), Nicholas Colliant (2008-), Derek Colliant (2008-)
- Sisters: Kristin Colliant (1997-), Wendy Colliant (2005-), Kayla Colliant (2005-), Orla Colliant (2008-), Ashley Colliant (2008-)
- Aunts: Jane Irons- ( -), Sarah Colliant- ( -), Harriet Irons- ( -)
- Uncles: Dominic ( -), Wyatt ( -), Schuyler ( -)
- Cousins: Angela Colliant, Lauren Irons, Bridge Colliant, Jayden Colliant, Troy Colliant
- Grandmothers: Moira Colliant ( -), Margaret Irons ( -)
- Grandfathers: James Colliant ( -), Frederick Irons ( -)
- His full name is Theodore Joshua Colliant
- His favorite toy is his Bearemy bear named Buddy, made at Build-A-Bear Workshop
- His favorite dress-up is his Spiderman mask
- His favorite book is Goodnight Moon by Margaret Wise Brown
- His favorite movie is Disney/Pixar's Monsters, Inc.
- His favorite holiday is Halloween
- His favorite food is pizza
- His favorite color is orange
- His favorite TV shows are Rugrats, Adventure Time, and Tom and Jerry
- His favorite candy is M&M's
- For Halloween 2011, he was dressed up as Black Spider-Man