Tommy Fuller was D.J.'s husband and worked in the fire department. In the episode Our Very First Show, Again, it is revealed Tommy passed away in the line of duty.
In the episode Secrets, Lies, & Firetrucks, Tommy can be seen in a picture Max shows his friends. Tommy was sitting in a fire truck and Jackson was sitting next to him. to all this, Tommy is one of the mystery characters in Fuller House.
- D.J. Tanner-Fuller (wife; widowed)
- Jackson Fuller (son)
- Maxine Fuller (daughter)
- Victoria Fuller (daughter)
- Danny Tanner (father-in-law)
- Stephanie Tanner (sister-in-law)
- Michelle Tanner (sister-in-law)
- Wendy Tanner (aunt-in-law)
- Jesse Katsopolis (uncle-in-law)
- Rebecca Donaldson-Katsopolis (aunt-in-law)
- Nicky Katsopolis (cousin-in-law)
- Alex Katsopolis (cousin-in-law)
- Claire Tanner (grandmother-in-law)
- Iorgos Katsopolis (grandfather-in-law)
- Gina Katsopolis (grandmother-in-law)
- Teri Tanner (step-mother-in-law)
- He was a firefighter.
- He died saving a girl from a fire.