From governors elect to returning governors, following is the list of swearing in dates for the 36 states, two territories, and one commonwealth. Source CNN

Dec. 2, 2018

Gov. David Ige (D-Hawaii)

Dec. 3, 2018 
Gov. Mike Dunleavy (R-Alaska)

Jan. 1, 2019 
Gov. Gina Raimondo (D-Rhode Island)
Gov. Andrew Cuomo (D-New York)
Gov. Michelle Lujan Grisham (D-New Mexico)
Gov. Gretchen Whitmer (D-Michigan)

Jan. 2, 2019 
Gov. Chris Sununu (R-New Hampshire)
Gov.-elect Janet Mills (D-Maine)

Jan. 3, 2019 
Gov. Pete Ricketts (R-Nebraska)
Gov. Charlie Baker (R-Massachusetts)

Jan. 7, 2019 
Gov. Doug Ducey (R-Arizona) 
Gov.-elect Gavin Newsom (D-California) 
Gov.-elect Lou Leon Guerrero (D-Guam) 
Gov.-elect Brad Little (R-Idaho) 
Gov.-elect Tim Walz (D-Minnesota) 
Gov.-elect Steve Sisolak (D-Nevada) 
Gov.-elect Albert Bryan (D-Virgin Islands) 
Gov.-elect Tony Evers (D-Wisconsin) 
Gov.-elect Mark Gordon (R-Wyoming)

Jan. 8, 2019 
Gov. Greg Abbott (R-Texas)
Gov.-elect Bill Lee (R-Tennessee)
Gov.-elect Kristi Noem (R-South Dakota)
Gov.-elect Ron DeSantis (R-Florida)
Gov.-elect Jared Polis (D-Colorado)

Jan. 9, 2019 
Gov. Henry McMaster (R-South Carolina)
Gov.-elect Ned Lamont (D-Connecticut)

Jan. 10, 2019 
Gov. Phil Scott (R-Vermont)

Jan. 14, 2019 
Gov. Kay Ivey (R-Alabama)
Gov.-elect Brian Kemp (R-Georgia)
Gov.-elect J.B. Pritzker (D-Illinois)
Gov.-elect Laura Kelly (D-Kansas)
Gov. Ralph Deleon Guerrero Torres (R- Northern Mariana Islands)
Gov.-elect Mike DeWine (R-Ohio)
Gov.-elect Kevin Stitt (R-Oklahoma)
Gov. Kate Brown (D-Oregon)

Jan. 15, 2019
Gov. Asa Hutchinson (R-Arkansas)
Gov. Kim Reynolds (R-Iowa)
Gov. Tom Wolf (D-Pennsylvania)

Jan. 16, 2019 
Gov. Larry Hogan (R-Maryland)