Duane is Bernard, Craig and Jessica's father, the husband of Nicole, the son of Earl and Jojo Williams, the older brother of Darnell Williams and the uncle of Bryson and Kimmy Williams, and a recurring character in Craig of the Creek.
Duane wears a blue polo shirt with white jeans and red shoes. He has curly black hair with a slither of gray in the middle and a black beard.
Whenever he exercises he wears a red shirt with blue shorts. He also wears a headband.
Duane seems to be a caring father since most of the time he is seen taking care of his family whether it's cooking or looking out for them. He likes to exercise in his free time and tell bad jokes.
|1/2. "The Other Side: The Tournament":||Appears|
|3. "The Ground Is Lava!":||Absent|
|4. "Council of the Creek: Operation Hive-Mind":||Absent|
|5. "The Bike Thief":||Absent|
|6. "Craig of the Beach":||Appears|
|1. "Craig of the Car":||Absent|
|2. "How Was Your Day?":||Appears|
|3. "The Williams Family Opening Theme Song":||Appears|
|4. "How to Map the Creek":||Absent|
|5. "Creek Kid Rap":||Absent|
- Duane's birthday is the same day as The King's.