When did "ref shirt" start trending?

Google Trends first listed it as a rising search on 1 April 2023 in the US, the United Kingdom, Canada. It has been recorded 62 times since, peaking at 19,900% on 31 October 2025.

Where is "ref shirt" rising right now?

In the last 24 hours it appeared in the Past hour, Past day windows for the US, with a best growth of 70%.

How does this year compare with last year?

Over the same 90 days in previous years its best daily growth was 4,250% in 2025, 3,750% in 2024, against 350% in the last 90 days — a recurring window worth planning for.

How many people search for "ref shirt"?

Google Ads counted an average of 12,100 searches a month over the year to Aug 2026, peaking at 40,500 in Oct 2023. Demand is seasonal — plan for October and have listings live by August.

Can I put "ref shirt" on a shirt or a listing?

It is a generic product term, so the trademark risk is low; the design itself has to be the reason to buy.

Is it a good keyword for print-on-demand designs?

It passes the print-on-demand filter (people search for it together with shirts). Check the trademark status of any brand or name in the phrase before using it on a listing.

ref shirt

Google Trends rising search · first seen 1 Apr 2023

"ref shirt" is a search that Google Trends flagged as rising among people searching for shirts, first seen on 1 Apr 2023 in the US, the United Kingdom and Canada. It has been recorded 62 times since; its biggest jump was 19,900% on 31 Oct 2025 — a Breakout, Google's label for growth above 5,000%. Right now it is rising in the Past hour and Past day windows in the US.

👕 shirt POD Generic product

First seen: 1 Apr 2023; 3 years ago
Last seen: 30 Oct 2026; 30 Oct 04:01 UTC
Times recorded: 62; 7 window/country combos
Peak: 19,900%; 31 Oct 2025
Countries: 🇺🇸 🇬🇧 🇨🇦; US, GB, CA
Windows: 1H · 4H · 1D · 7D; ever rising in

Right now (last 24 hours)

1H 1D 🇺🇸 United States best 70%

Last 90 daysLast 24 months

Highest growth recorded each day, across every window and country.Highest growth recorded in each month.

Same period in 2025

2 Aug 2025 – 30 Oct 2025 · peak 4,250%

Same period in 2024

2 Aug 2024 – 30 Oct 2024 · peak 3,750%

Tracking coverage has grown over the years (more niches, countries and time windows), so earlier years can under-count.

Search demand by month

Google Ads · data through Aug 2026

Searches peak in October — 40,500 a month at the top against ~8,550 in December, the quietest month. To catch the season, listings should be live by August.

~12,100 searches/month on average Ad competition: High

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FAQ

When did "ref shirt" start trending?: Google Trends first listed it as a rising search on 1 April 2023 in the US, the United Kingdom, Canada. It has been recorded 62 times since, peaking at 19,900% on 31 October 2025.
Where is "ref shirt" rising right now?: In the last 24 hours it appeared in the Past hour, Past day windows for the US, with a best growth of 70%.
How does this year compare with last year?: Over the same 90 days in previous years its best daily growth was 4,250% in 2025, 3,750% in 2024, against 350% in the last 90 days — a recurring window worth planning for.
How many people search for "ref shirt"?: Google Ads counted an average of 12,100 searches a month over the year to Aug 2026, peaking at 40,500 in Oct 2023. Demand is seasonal — plan for October and have listings live by August.
Can I put "ref shirt" on a shirt or a listing?: It is a generic product term, so the trademark risk is low; the design itself has to be the reason to buy.
Is it a good keyword for print-on-demand designs?: It passes the print-on-demand filter (people search for it together with shirts). Check the trademark status of any brand or name in the phrase before using it on a listing.

Source: Google Trends rising searches. Updated 30 Oct 2026, 11:50 UTC.