Connie Zelencik

{{Short description|American football player (1955–2021)}}

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

{{Use American English|date=June 2021}}

{{Infobox NFL biography

| name = Connie Zelencik

| image =

| number = 53

| position = Center

| birth_date = {{Birth date|1955|5|13}}

| birth_place = Calumet City, Illinois, U.S.

| death_date = {{Death date and age|2021|5|22|1955|5|13}}

| death_place = Dyer, Indiana, U.S.

| height_ft = 6

| height_in = 4

| weight_lbs = 245

| high_school = Calumet City (IL) Thornton Fractional North

| college = Purdue

| draftyear = 1977

| draftround = 11

| draftpick = 249

| pastteams =

• Chicago Bears ({{NFL Year|1977}})*
• Buffalo Bills ({{NFL Year|1977|1979}})
• Chicago Bears ({{NFL Year|1980}})*

| highlights =

• First-team All-Big Ten (1976)

| statlabel1 = Games played

| statvalue1 = 14

| pfr = Z/ZeleCo20

}}

Conrad James "Connie" Zelencik (May 13, 1955 – May 22, 2021) was an American professional football player who was a center for the Buffalo Bills of the National Football League (NFL) in 1977. He died on May 22, 2021, in Dyer, Indiana, at age 66.{{cite web|url=https://www.legacy.com/obituaries/name/conrad-zelencik-obituary?pid=198769632&page=2 |title=Conrad Zelencik Obituary - Death Notice and Service Information |publisher=Legacy.com |date= May 24, 2021|accessdate=2021-05-25}}