Kelly Poppinga

{{Short description|American football player and coach (born 1982)}}

{{Use mdy dates|date=June 2024}}

{{Infobox college coach

| name = Kelly Poppinga

| image =

| alt =

| caption = Poppinga with BYU at Michigan Stadium in 2015

| current_title =

| current_team = BYU

| current_conference =

| current_record =

| contract =

| birth_date = {{Birth date and age|1982|01|31|mf=y}}

| birth_place = Evanston, Wyoming, U.S.

| death_date =

| death_place =

| alma_mater =

| player_years1 = 2003–2004

| player_team1 = Utah State

| player_years2 = 2006–2007

| player_team2 = BYU

| player_years3 = 2008

| player_team3 = Miami Dolphins

| player_years4 = 2008

| player_team4 = St. Louis Rams

| player_years5 = 2008

| player_team5 = Arizona Cardinals

| player_positions = Linebacker

| coach_years1 = 2009

| coach_team1 = BYU (intern)

| coach_years2 = 2010

| coach_team2 = BYU (GA)

| coach_years3 = 2011–2012

| coach_team3 = BYU (LB)

| coach_years4 = 2013–2015

| coach_team4 = BYU (ST/LB)

| coach_years5 = 2016–2017

| coach_team5 = Virginia (ST/OLB)

| coach_years6 = 2018–2020

| coach_team6 = Virginia (co-DC/OLB)

| coach_years7 = 2021

| coach_team7 = Virginia (co-DC/LB)

| coach_years8 = 2022

| coach_team8 = Boise State (co-ST/Edge)

| coach_years9 = 2023–present

| coach_team9 = BYU (ST/DE)

| overall_record =

| bowl_record =

| tournament_record =

| championships =

| awards =

• Second-team All-MW (2007)

| coaching_records =

}}

Kelly Scott Poppinga (born January 31, 1982) is an American football coach and former player. He is the special teams coordinator and defensive ends coach at Brigham Young University (BYU). He is the younger brother of National Football League (NFL) linebacker Brady Poppinga.