“Pie-oneer” (pie + pioneer) is a jocular portmanteau word, usually used to describe a “first” involving a pie. “The old time pastry cooks have organized a pie-oneer organization.—Washington Star” was printed in the Santa Fe (NM) Daily New Mexican on March 24, 1890. “Yes, brothers, we believe that you are ‘pie-oneer Populists,’ for we believe pie is what you are after, and that is O near” was printed in The Caucasian (Raleigh, NC) on February 25, 1897.
   
“MACK SENNETT…pie-oneer” was printed in the Miami (FL) Herald on March 29, 1953. (Film director Mack Sennett is credited for popularizing the pie-in-the-joke routine in his silent movies.) “Beginning with his first show in 1950, (Soupy—ed.) Sales became one of television’s comedy ‘pie-oneers’” was printed in The Central New Jersey Home News (New Brunswick, New Jersey) on November 8, 1985. “You sir are a pioneer! and a comedian.. youre like the first clown to take a pie to the face.. your a pie-oneer” was posted on Twitter by Aaron on June 27, 2012. “Pie-oneer - Someome who does a pie-related task for the first time e.g. the shop was pie-oneering new #pie flavours via @pierateers” was posted on Twitter by Tippins Pies on June 25, 2014.
 
“Q: Who were the first people to make pastries? A: The Pie-oneers!” was posted on Twitter by A Sketchy Chicken on March 18, 2020. “Who ate the first pies? The pie oneers” was posted on Reddit—Dadjokes on February 14, 2021.
     
         
Newspapers.com
24 March 1890, Santa Fe (NM) Daily New Mexican, pg. 3, col. 5:
The old time pastry cooks have organized a pie-oneer organization.—Washington Star.
 
Newspapers.com
25 February 1897, The Caucasian (Raleigh, NC), pg. 1, col. 6:
“PIONEER POPULISTS.”
(...)
Yes, brothers, we believe that you are “pie-oneer Populists,” for we believe pie is what you are after, and that is O near.
   
Newspapers.com
22 November 1913, Brooklyn (NY) Life, pg. 9, col. 2:
Their Title.
OUR forefathers, who won this land,
Were called, it now appears,
In memory of their pumpkin-pie,
Immortal pie-oneers. 
 
Newspapers.com
12 February 1932, The Evening Sun (Baltimore, MD), pg. 31, col. 2 ad:
BITTLES’ PIE-ONEER SPECIAL
SPECIAL
APPLE PIES
(A&P supermarket ad.—ed.)
   
Newspapers.com
29 March 1953, Miami (FL) Herald, “Night Life” by George Bourke, pg. 10-G, col. 2:
MACK SENNETT
...pie-oneer
 
Newspapers.com
8 November 1985, The Central New Jersey Home News (New Brunswick, New Jersey), “Soupy’s pie-in-the-face humor headed for casino” by David Spatz, pg. 8, col. 3:
Beginning with his first show in 1950, (Soupy—ed.) Sales became one of television’s comedy “pie-oneers.” In 1961, he was at the top of ABC’s list of hit shows, and it was during this year that his pie-throwing routines, which closed each show, became the talk of television.
 
Twitter
Matt gray
@mmmgray
What was the first chef ever called, a pie-oneer #PiePuns @rozzing_x
6:25 PM · Feb 8, 2012·Twitter for iPhone
     
Twitter
Aaron
@TheDamnTinman
@louisck You sir are a pioneer! and a comedian.. youre like the first clown to take a pie to the face.. your a pie-oneer.. I’ll shut up now
6:05 PM · Jun 27, 2012·Twitter Web Client
   
Twitter
Keys
@keysiduven
What do you call the first person to eat cake at a party?
A pie-oneer.
8:51 AM · Feb 1, 2014·TweetDeck
   
Twitter
Tippins Pies
@TippinsPies
Pie-oneer - Someome who does a pie-related task for the first time e.g. the shop was pie-oneering new #pie flavours via @pierateers
4:03 PM · Jun 25, 2014·emfluence Marketing Platform
 
Twitter
Matthew OConnell
@OConnellWriting
Pour one out for the first person to dream up pie. What a great creation. Now that’s a damn pie-oneer. Sorry.
9:27 PM · Aug 5, 2015 from Los Angeles, CA·Twitter for iPhone
 
Twitter
kurtis conner
@kurtisconner
wow the first guy to make a pie was quite the PIE-oneer hahahaha jeez pastry jokes are a piece of cake. cookies
11:10 PM · Jul 5, 2016·Twitter for iPhone
   
Twitter
A Sketchy Chicken
@goodowens
Sketchy’s Phun Jokes 4 Kids!
Q: Who were the first people to make pastries?
A: The Pie-oneers!
1:11 PM · Mar 18, 2020·Twitter for Android
 
Reddit—Dadjokes
Posted by u/obi_wannabee February 14, 2021
Who ate the first pies?
The pie oneers.
COMMENTS
789-DadJokes
Did you know the early pioneers had 3 ears Their left ear Their right ear And their wild frontier