Timeline:2001

Date	Event(s)
January 1	The World's Greatest Valentine was released.
January 12	"Hooky" and "Mermaid Man and Barnacle Boy II" premiered in Canada.
January 17	"Arrgh!" and "Rock Bottom" premiered in Norway.
January 19	"Your Shoe's Untied" and "Squid's Day Off" premiered in Canada, beginning the second season's run there.
January 24	"Texas" and "Walking Small" premiered in Norway.
January 26	"Something Smells" and "Bossy Boots" premiered in Canada.
January 27	"Dying for Pie" and "Imitation Krabs" premiered.
January 31	"Fools in April" and "Neptune's Spatula" premiered in Norway.
February 3	"Big Pink Loser" and "Bubble Buddy" premiered.
February 6	"Neptune's Spatula" premiered in Canada.
February 7	"Hooky" and "Mermaid Man and Barnacle Boy II" premiered in Norway.
February 14	"Valentine's Day" premiered in Canada and Norway.; "The Paper" premiered in Norway.
February 17	"Your Shoe's Untied" and "Squid's Day Off" premiered.
February 24	"Wormy" and "Patty Hype" premiered.
February 21	"Your Shoe's Untied" and "Squid's Day Off" premiered in Norway.
February 26	Bubble Trouble was released.; I Ripped My Pants! was released.
February 28	"Something Smells" and "Bossy Boots" premiered in Norway.
March 1	SpongeBob Superstar was released.
March 3	"Hooky" and "Mermaid Man and Barnacle Boy II" premiered.
March 9	"Shanghaied" premiered.
March 14	Legend of the Lost Spatula was released.
March 17	"MuscleBob BuffPants" and "Squidward the Unfriendly Ghost" premiered in Russia.
March 18	"The Chaperone" and "Employee of the Month" premiered in Russia.
March 23	"Big Pink Loser" and "Bubble Buddy" premiered in Canada.
March 24	"Scaredy Pants" and "I Was a Teenage Gary" premiered in Russia.
March 25	"SB-129" and "Karate Choppers" premiered in Russia.
March 30	"Dying for Pie" and "Imitation Krabs" premiered in Canada.
March 31	"Sleepy Time" and "Suds" premiered in Russia.
April 1	"Fools in April" premiered in Canada, concluding the first season's run there.; "Valentine's Day" and "The Paper" premiered in Russia.
April 7	"Arrgh!" and "Rock Bottom" premiered in Russia.
April 8	"Texas" and "Walking Small" premiered in Russia.
April 13	"Wormy" and "Patty Hype" premiered in Canada.
April 14	"No Free Rides" and "I'm Your Biggest Fanatic" premiered.; "Fools in April" and "Neptune's Spatula" premiered in Russia.
April 15	"Hooky" and "Mermaid Man and Barnacle Boy II" premiered in Russia.
April 20	"Grandma's Kisses" and "Squidville" premiered in Canada.
April 21	"Your Shoe's Untied" and "Squid's Day Off" premiered in Russia.
April 22	"Something Smells" and "Bossy Boots" premiered in Russia.
April 28	"Grandma's Kisses" and "Squidville" premiered.; "Big Pink Loser" and "Bubble Buddy" premiered in Russia.
April 29	"Dying for Pie" and "Imitation Krabs" premiered in Russia.
May 1	The SpongeBob SquarePants series became 2 years old.; Sandy's Rocket book was released.
May 4	"Survival of the Idiots" and "Dumped" premiered in Canada.
May 5	"Prehibernation Week" and "Life of Crime" premiered.
May 11	"No Free Rides" and "I'm Your Biggest Fanatic" premiered in Canada.
May 12	"Pressure" and "The Smoking Peanut" premiered.
May 19	"Survival of the Idiots" and "Dumped" premiered.
June 8	"Mermaid Man and Barnacle Boy III" and "Squirrel Jokes" premiered in Canada.
June 22	"Pressure" and "The Smoking Peanut" premiered in Canada.
June 25	"Big Pink Loser" and "Bubble Buddy" premiered in Norway.
July 1	A Christmas Coral was published.
July 2	"Dying for Pie" and "Imitation Krabs" premiered in Norway.
July 13	"Prehibernation Week" and "Life of Crime" premiered in Canada.
August 1	SpongeBob NaturePants was released.
August 13	SuperSponge was released in Europe.
August 14	Original Theme Highlights was released.
August 17	"Shanghaied" premiered in Canada.
September 7	"The Secret Box" and "Band Geeks" premiered.
September 13	Nicktoons Nick Tunes was released.
September 14	"Mermaid Man and Barnacle Boy III" and "Squirrel Jokes" premiered.
September 21	"Sailor Mouth" and "Artist Unknown" premiered.
September 24	Operation Krabby Patty was released.
September 28	"Jellyfish Hunter" and "The Fry Cook Games" premiered.
October 2	The Newest Nicktoons was released.
October 5	"Just One Bite" and "The Bully" premiered.
October 8	"Wormy" and "Patty Hype" premiered in Norway.
October 12	"Squid on Strike" and "Sandy, SpongeBob, and the Worm" premiered.
October 15	"Grandma's Kisses" and "Squidville" premiered in Norway.
October 19	"Procrastination" and "I'm with Stupid" premiered.
November 1	Life's a Beach and Other SpongeBob-isms was released.
November 5	SuperSponge was released in the United States.
December 6	"Christmas Who?" premiered in Norway.
December 14	"Sailor Mouth" and "Artist Unknown" premiered in Canada.
December 21	"Christmas Who?" premiered in Canada.
December 28	"The Bully" and "Just One Bite" premiered in Canada, beginning the third season's run there.

Year 2001 was a common year starting on Monday. This year began the third season, aired the first and second half of the second season, and concluded the first season. This is the first year of SpongeBob to have a 4-month hiatus, which lasted from May 19 to September 7. "Shanghaied" aired on March 9, 2001, but its partner episode, "Gary Takes a Bath" didn't air for another 2 years until July 26, 2003.

An episode from all three seasons aired this year. The next time that three seasons aired episodes within the same year would happen in 2009, with seasons 5, 6 and 7. And also 2017, with seasons 9, 10, and 11.

"Hooky" and "Mermaid Man and Barnacle Boy II" are the only season 1 episodes to premiere this year.

"Just One Bite" and "The Bully" are the only season 3 episodes to premiere this year.

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