This is us Timeline
August 31, 1944 - Jack Pearson is born.
1950 or 1951 - Rebecca Malone is born.
1974-1976 - Jack and Rebecca meet.
1979 - William Hill meets Randall's biological mother.
January 20, 1980 - Kevin, Kate, and Kyle Pearson are conceived in the bathroom of a bar called Froggy's (keepin' it classy) during Super Bowl XIV.
May 1980 - Jack swallows his pride and asks his father for money to buy a house.
August 31, 1980 - Randall is dropped off at a firehouse by his biological father, William Hill. A fireman takes him to the hospital. Kevin and Kate are born at the same hospital. Kyle does not make it. The Pearson's adopt Randall.
1980 - Rebecca meets William Hill and requests that William stay away from Randall.
1982/1983 - Jack gets a new job in an office.
1989 - Jack has been drinking quit a lot and decides to quit drinking. Rebecca meets William a second time.
August 31, 1990 - Kevin professes his love for Sophie.
1998-2000 - Jack Pearson dies (we don't have a year for this yet but in the funeral flashbacks, the three children appear to be in their late teens or early twenties).
1999 - Randall Pearson marries Beth Pearson.
2000-2003 - Kevin marries Sophie.
2000-2005 - Rebecca Pearson marries Miguel, Jack's best friend .(no idea what year this happened but they appear to have been married for quite some time).
2004 - Kevin and Sophie are divorced.
2007-2010 - Randall and Beth Pearson two daughters are born - Annie and Tess (not sure how old they are yet).
August 31, 2016 - Randall finds his biological father, William. Kevin quits the TV show he starred in...a sitcom called The Manny. Kate meets Toby Damon at a weight-loss support group.