Which Source Music group has the most subscribers on YouTube?

Le Sserafim has the most YouTube subscribers of all Source Music groups on Chukkae, with 8.64M subscribers as of September 5, 2026.

How often is the ranking updated?

Subscriber counts come directly from YouTube and are refreshed regularly; the snapshot date is shown above the list (currently September 5, 2026). Counts are shown as YouTube reports them, rounded to three significant figures.

Source Music Groups by YouTube Subscribers

Le Sserafim leads with 8.64M subscribers. Source Music groups ranked by YouTube subscribers.

Updated Sep 5, 20261 groupSource: YouTube

#	Group	Share of the leader	Subscribers
1	Le Sserafim르세라핌 Girl group · 4th gen · Source Music · #11 overall		8.64M

Subscriber counts directly from YouTube, shown as YouTube reports them (rounded to three figures, so ties happen). Official group channels only; label channels such as HYBE LABELS or SMTOWN are not counted. Snapshot Sep 5, 2026, KST.

Quick answers

Which Source Music group has the most subscribers on YouTube?: Le Sserafim has the most YouTube subscribers of all Source Music groups on Chukkae, with 8.64M subscribers as of September 5, 2026.
How often is the ranking updated?: Subscriber counts come directly from YouTube and are refreshed regularly; the snapshot date is shown above the list (currently September 5, 2026). Counts are shown as YouTube reports them, rounded to three significant figures.

More rankings

The same list, narrowed down. All groups