What was the longest song in 2021? Record categories explained

The longest-song answer for 2021 depends on the record category and the date within that year. Historical reporting identifies a 115-hour, 45-minute officially released-song record by Mark Christopher Lee and The Pocket Gods, achieved on December 1, 2021. Taylor Swift's “All Too Well (10 Minute Version)” set a different record that November: the longest song to reach No. 1 on the Billboard Hot 100.

A historical answer, not today's record page

The Pocket Gods duration and December 2021 date are reported by Ghana Broadcasting Corporation in its March 2023 coverage, which attributed the listing to Guinness at that time. That is a historical secondary report; it should not be mistaken for a preserved copy of the original Guinness certificate or a claim that the same holder remains current.

The distinction is important because the current Guinness category page has since changed. A present-day record listing cannot, by itself, prove what the page said on every day of 2021. For the current published record, use our longest officially released song overview.

What happened on the Hot 100 in 2021?

Guinness's November 2021 report documents Taylor Swift's extended “All Too Well” reaching No. 1. Its recording runs 10 minutes 13 seconds. This is a singles-chart achievement, not a claim that no longer recording existed anywhere.

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It also differs from the longest song merely to enter the chart. A recording can qualify for an entry record without topping the chart. Always retain the phrase “to reach No. 1” when describing Swift's specific 2021 milestone.

Why older pages give conflicting names

A year contains multiple release dates and potential record changes. Pages also mix categories: experimental recordings, officially assessed releases, popular chart hits, and long-duration performances. A title containing “2021” does not establish that every sentence was researched at the end of that year.

This page previously mixed older holders and later information without maintaining those boundaries. The corrected approach is to attach the duration, category, record date, and source type to each claim. Where an original historical certificate is not available in the linked evidence, that limitation stays explicit.

Do not count later records backward

Guinness's 138-hour, 41-minute, 20-second Shri Ram Charit Manas record is dated April 2023. It is relevant to today's overview but cannot be presented as the answer to what held that category in 2021. Similarly, a later Hot 100 entrant cannot retroactively change which chart milestone Swift achieved that November.

For a quiz or reference note, specify the category and cutoff date. If the question simply says “longest song in 2021,” ask whether it means an officially released recording or a No. 1 hit. Those are materially different questions, not alternative spellings of the same record.

Sources and verification

Sources checked October 7, 2026.

• Ghana Broadcasting Corporation: March 2023 reporting on the preceding song record
• Guinness World Records: All Too Well becomes longest Hot 100 No. 1
• Guinness World Records: Longest officially released song