Türkiye Soyadları A sourced dictionary of Turkish surnames

SURNAMEEntry 1,713

Işınsu

Işınsu /ɯʃɯnˈsu/ ASCII Isinsu

“shimmering water”2

Letters / syllables
6 / 3
Formation
Compound
Vowel harmony
back
Initial
I
Contents§1–§10
  1. §1Pronunciation
  2. §2Meaning
  3. §3Root tree
  4. §4Formation & 1934
  5. §5Notable people
  6. §6As a first name
  7. §7Abroad
  8. §8Sources
  9. §9Questions
  10. §10Related

How do you pronounce Işınsu?

Işınsu

IPA /ɯʃɯnˈsu/

The stress usually falls on syllable 3 (marked). In everyday Turkish, stress in surnames varies by speaker and region.

What does the surname Işınsu mean?

Işın, “ray”, joins su, “water”: “shimmering water, water like light”. In Ottoman Turkish ışın meant “lightning, gleam”; Nişanyan Adlar notes that the word was redefined as “ray” during the Language Reform. Su is a frequent element in Turkish female names.1,2

Grammar Compound: ışın + su.

That Işınsu goes back to ışın and su is probable rather than proven: the dictionaries cited agree on it.

What is Işınsu made of?

Işınsu breaks into 2 parts: ışın (ray, beam) + su (water).

Işınsu + root ışın ray, beam TURKIC ışın “ray; formerly‘lightning, flash’” root su water TURKIC su “water” Işınsu ışın root ray, beam ışın TURKIC “ray; formerly ‘lightning, flash’” su root water su TURKIC “water”
Işınsu: parts and root words
  • ışın Turkic — ray; formerly “lightning, flash”2
  • su Turkic — water1

How was the name Işınsu formed?

Işınsu belongs to the “compound” class of surnames (ışın + su).

Who are some well-known people named Işınsu?

  1. Emine Işınsu writer 1938–2021
  2. Tuğçe Işınsu writer 1977–

People surnamed Işınsu as recorded in Wikidata, ordered by the number of Wikipedia language editions.

Is Işınsu also a first name?

Yes. Işınsu is given as a first name too, carrying the same sense: “shimmering water”.

Işınsu as a first name: meaning and statistics — turkiyenames.com →

How is Işınsu written and pronounced abroad?

Outside Turkey Işınsu is usually written Isinsu.

Where do these facts come from?

  1. 1 nisanyanadlar.com nisanyanadlar.com: Işınsu accessed 8 November 2026
  2. 2 Wikimedia Wiktionary: ışın accessed 8 November 2026
  3. 3 Wikimedia Foundation Wikidata: people with this family name accessed 8 November 2026
  4. 4 T.C. Resmî Gazete / Mevzuat Bilgi Sistemi (mevzuat.gov.tr) Soyadı Kanunu (Kanun No. 2525) accessed 8 November 2026
  5. 5 T.C. Resmî Gazete / Mevzuat Bilgi Sistemi (mevzuat.gov.tr) Soyadı Nizamnamesi (Bakanlar Kurulu Kararı 2/1759) accessed 8 November 2026
  6. 6 turkiyenames.com Türkiye İsimleri (turkiyenames.com) accessed 8 November 2026

Common questions about Işınsu

Q1

What does the surname Işınsu mean?

Işın, “ray”, joins su, “water”: “shimmering water, water like light”. In Ottoman Turkish ışın meant “lightning, gleam”; Nişanyan Adlar notes that the word was redefined as “ray” during the Language Reform. Su is a frequent element in Turkish female names.
Q2

What is the origin of the surname Işınsu?

The root word of Işınsu is ışın (Turkic): ‘ray; formerly “lightning, flash”’.
Q3

How do you pronounce Işınsu?

I·şın·su, 3 syllables; IPA: /ɯʃɯnˈsu/.