| Season Six | |
 | |
| Format | Animation, comedy, family, fantasy |
| Network | Nickelodeon |
| Run | 1998–2000 |
| # of Episodes | 27 |
| DVD release | October 4, 2011 |
| Previous Season | Season 5 |
| Next Season | Season 7 |
| "Rugrats (1991)" Episode Guide | |
Season 6 refers to the sixth season of the Rugrats Television series which ran for twenty-seven episodes from 1999-2000. Four episodes from this season were inexplicably held over and aired during Season 7.
Season 6: 1998-2000
- "Chuckie's Duckling / A Dog's Life" (November 18, 1998)
Chuckie adopts a baby duckling; Spike is jealous of Dil.
- "Chuckerfly" / Angelica's Twin (November 23, 1998)
Chuckie wants to look better, so he goes through his own metamorphosis; Angelica pretends that she has a twin sister to get extra "goodies".
- "Raising Dil / No Naps" (December 6, 1998)
Tommy and the babies try to educate Dil; The babies try desperate to avoid taking naps.
- Man of the House / A Whole New Stu (December 12, 1998)
Tommy tries to run the household while Stu is out of town on business; Stu undergoes a makeover at a health spa.
- Submarine / Chuckie's A Lefty (December 19, 1998)
Stu goes to buy a new car from a crooked saleman; The gang discovers that Chuckie is left-handed.
- Baking Dil / Hair! (December 27, 1998)
Dil gets lost at the bakery; Tommy is under the false impression that not growing hair will keep him young forever.
The babies go to the zoo; Chuckie and Lil pretend to get married.
- The Magic Baby / Dil We Meet Again (May 4, 2001)
In an attempt to get Tommy's toy pony, Angelica trades the babies "magic beans", which Dil "eats"; The babies think that Dil has turned into a watermelon.
- Hand Me Downs / Angelica's Ballet (January 30, 1999)
Angelica tells Tommy that he will disappear after Dil gets his old toys; Angelica performs ballet.
- "Opposites Attract / The Art Museum" (February 13, 1999)
The babies meet their alter egos in the park; The babies see themselves in various works of art at the museum.
- "The Jungle / The Old Country" (March 20, 1999)
The babies visit a nursery; The babies visit their grandparents in the country.
- Ghost Story / "Chuckie's Complaint" (March 27, 1999)
The babies get involved in a ghost story with characters from Aaahh!!! Real Monsters; Chuckie fears revenge after Angelica sends Reptar an angry letter from him.
- "Pedal Pusher / Music" (March 6, 1999)
Chuckie gets a new car; The babies perform music videos.
- Chuckie's Bachelor Pad / "Junior Prom" (April 10, 1999)
Chuckie moves into his own "apartment"; The babies hold their own prom.
- Silent Angelica / Tie My Shoes (August 7, 1999)
Angelica tries to say silent to receive toys; Angelica ties Chuckie's shoes.
- "What's Your Line? / Two By Two" (April 17, 1999)
Chuckie looks for a career; The babies try to build an ark after fearing a huge flood.
- All's Well That Pretends Well / "Big Babies" (July 6, 2001)
Angelica tries to hide her cold; The babies perform an initiation ceremony for Dil.
- "Wrestling Grandpa / Chuckie Collects" (May 1, 1999)
Grandpa Lou competes in a wrestling match; Chuckie starts a new collection.
- "Runaway Reptar (August 3, 1999 )
The babies get sucked into an evil Robot Reptar movie, in which they must find Reptar, and then stop Angelica's evil Reptar.
- "Share and Share a Spike / Tommy for Mayor (October 2, 1999)
Dil and Tommy must share their pet dog; The kids hold their own election.
- Brothers are Monsters / Cooking With Susie (October 9, 1999)
Tommy thinks that he is turning into a monster; Susie gets a toy oven, but she cooks horribly.
- Officer Chuckie / Auctioning Grandpa (October 16, 1999)
Chuckie studies safety from an officer; The babies think that Grandpa will be sold.
- Partners In Crime / Thumb's Up (November 6, 1999)
Angelica makes Dil her "partner" after watching a crime film; Tommy tries to stop the other babies from thumb-sucking.
- Planting Dil / "The Joke's On You" (October 16, 1999)
Didi is planting dill plants, which the babies think is baby Dil; Angelica tries to turn the babies against each other.
- "The Big Showdown" / Doctor Susie (December 4, 1999)
Didi completely re-models Tommy and Dil's room, against Tommy and the others' goodwill; Susie learns how to fix broken toys.
- "Accidents Happen (December 18, 1999) / Pee-Wee Scouts" (January 8, 2000)
Chuckie wets the bed; The babies form a scout troop.
- Chuckie's New Shirt (January 22, 2000) / Cave Babies (January 29, 2000)
Chuckie destroys his shirt, and he cannot find a replacement; The babies try to get to the cookie jar for Angelica in a spoof of the Jurassic Period.
- The Incredible Shrinking Babies / "Miss Manners" (July 13, 2001)
The babies dream that they are small, and that Dil is larger than life; Angelica tries to help with a business dinner for Charlotte's boss.
- A Dose Of Dil / Famous Babies (July 20, 2001)
The babies catch various ailments; The babies sing a song.
- "No Place Like Home" (October 2, 1999)
Susie imagines that she is in a world similar to The Wonderful Wizard of Oz when she is under anesthesia while her tonsils are removed.
- "Be My Valentine" (January 11, 2000)
Chuckie tries to give a Valentine to his father, Chas.
- "Discover America" (May 5, 2000)
The babies go on an imaginary tour when Angelica and Susie cause some damage at a picnic.
- Acorn Nuts And Diapey Butts (May 20, 2000)
The babies look forward to autumn, but then Angelica reminds them that change is not always good.
Trivia
- From "Chuckie's Duckling / A Dog's Life" to "Wrestling Grandpa / Chuckie Collects", the Klasky Csupo Graffiti logo appeared after the credits instead of the Klasky Csupo Robot logo. The Klasky Csupo Robot logo started to appear after the credits of "Runaway Reptar".