Witwicky Family

* Archibald Witwicky (Clarence's father, Herbert's grandfather; Great-Grandfather to Ron, Stan, Ben, James, Thea and Archie; Spike and Sam's great-great-grandfather; Nancy and Daniel's great great great grandfather)
* Clarence Witwicky (Archibald's son, Herbert's father, Clarice's father-in-law, Ron, Stan, Ben, James, Thea and Archie's grandfather, Sam and Spike's great grandfather, and Daniel and Nancy's great great grandfather)
* Herbert Witwicky (Archibald's grandson, Clarence's son, Clarice's husband, father to Ron, Stan and Ben, James, Archie and Thea, Sam and Spike's grandfather, Nancy and Daniel's great-grandfather)
* Clarice Witwicky (Clarence's daughter-in-law, Herbert's wife, mother of Ron, Stan and Ben,James, Archie and Thea, grandmother of Sam and Spike and great-grandmother of Nancy and Daniel)
* Ron Witwicky (Son of Herbert and Clarice, grandson of Clarence and great-grandson of Archibald; Husband of Judy Witwicky; Father of Sam Witwicky; grandfather of Nancy and Daniel, father-in-law of Makayla, Brother of Stan, Ben, James, Archie and Thea's brother; Uncle of Spike Witwicky)
* Stan Witwicky (son of Herbert and Clarice, Brother to Ron, Ben, two unnamed brothers and one unnamed sister, uncle of Sam and Spike, great--uncle of Daniel and Nancy, grandson of Clarence and great-grandson of Archibald)
* Ben "Sparkplug" Witwicky (Son of Herbert and Clarice, Spike's father, Ron, Stan, James, Archie and Thea's brother; Judy's brother-in-law, Sam's uncle and Daniel and Nancy's great-uncle; grandson of Clarence and great-grandson of Archibald)
* Thea Witwicky (great-granddaughter of Archibald, granddaughter of Clarence, only daughter of Herbert and Clarice Witwicky, sister of two James, Archie, Ben, Ron, and Stan; sister-in-law of Judy and Spike's mother; aunt of Sam and Spike and great-aunt of Daniel and Nancy)
* James Witwicky (son of Herbert and Clarice, brother of an unnamed sister, Another unnamed brother, Ron, Stan, and Ben, Uncle of Spike and Sam, great-Uncle of Daniel and Nancy, brother-in-law of Judy and a unnamed female, grandson of Clarence, and great-grandson of Archibald)
* Archibald "Archie" Witwicky (son of Herbert and Clarice, grandson of Clarence and great-grandson of Archibald)
* Judy Witwicky (Ron's wife and Sam's mother, Mikaela's mother-in-law and Daniel and Nancy's grandmother)
* Sam Witwicky (Son of Judy and Ron, Mikaela's husband, Daniel and Nancy's father, great-great-grandson of Archibald, great-grandson of Clarence, grandson of Herbert and Clarice, nephew of Stan, Ben, an unidentified aunt and two unidentified uncles, Carly's cousin-in-law)
* Spike Witwicky (Ben's son, great-great-grandson of Archibald, great-grandson of Clarence, grandson of Herbert and Clarice, son of Ben and Mrs. Witwicky, Sam's cousin, nephew of Ron, Judy, Stan, One unidentified aunt, and two unidentified uncles, Mickaela's cousin-in-law and Daniel and Nancy's first cousin once removed)
* Mikaela Banes-Witwicky (Sam's wife, Daniel and Nancy's mother and Ron and Judy's daughter-in-law)
* Carly Spencer Witwicky (Spike's wife and Ben's daughter-in-law)
* Daniel Witwicky (Mikaela and Sam's son, Nancy's brother, Brown and Judy's grandson and Wheelie and Brains' foster brother, Spike's first cousin once removed; great-nephew of Ben, Stan, two unidentified great-uncles, and one unidentified great-aunt, Herbert and Clarice's great-grandson, Clarence's great-great grandson, and Archibald's great great grandson)
* Nancy Witwicky (Sam and Mikaela's daughter, Ron and Judy's granddaughter, Daniel's sister and Wheelie and Brain's foster sister, Ben, Stan, two unidentified great-uncles, and one unidentified great-aunt, Herbert and Clarice's great-granddaughter, Clarence's second-great-granddaughter and Archibald's third great-granddaughter )