Moniker

Korean · Boy

Seong-hun

2 syllablesTrend: flat

Korean male given name (성훈)

You can almost hear the approval in Seong-hun. The name opens with seong — achievement, holiness, the kind of hanja character a grandparent nods at approvingly — and closes with hun, evoking merit, distinguished service, the kind of merit that earns a commendation. Together the syllables step forward with real confidence: sung-hoon, a name chosen not for softness but for standing.

Romanized frequently as Sung-hoon, it has been worn by Olympians, actors, and idols — the Enhypen member Sunghoon brought it into K-pop orbit with a precision that suits the name's own composed quality. Among the cluster of Korean masculine names that navigate between tradition and contemporary currency, Seong-hun occupies the serious end without being stiff. It is not a name for flamboyance; it is a name for the child who does the work.

For English speakers the phonetics are accommodating: both syllables land without complication, and the double-o vowel of hun gives the close a pleasant roundness. In 2026, as Korean names gain foothold in Western naming conversations, Seong-hun is perhaps less immediately recognizable than Chang-min or Min-hyeok, but that obscurity works in its favor — it sounds considered, not trend-chasing. Pairs well with the softer register of names like So-hui or Eun-bi in a sibling set, providing a complementary weight.

Popularity

1880 to today

US SSA data. Lower rank number means more popular. A flat line at the top of the chart means the name did not rank in the top 1000.

Nicknames

No common nicknames.

Middle name ideas

All middle names for Seong-hun

Famous people

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In fiction

No fictional associations tracked.

Sibling name ideas

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