Who assigns IPI numbers?

IPI numbers are assigned by performing rights organizations (PROs) like ASCAP, BMI, SESAC, SOCAN, PRS, GEMA, SACEM, JASRAC, and others. SUISA (the Swiss PRO) maintains the global IPI database on behalf of CISAC, the international confederation of authors and composers societies.

IPI · Songwriter

Douwe Holwerda

00835270539

View full musician profile

74 works

Last verified: September 13, 2026

The IPI number for Douwe Holwerda is 00835270539. IPI numbers are unique 11-digit Interested Parties Information codes managed by SUISA on behalf of CISAC, used by performing rights organizations worldwide to track royalty payments to rights holders. Douwe Holwerda is indexed as a songwriter. Douwe Holwerda has 74 registered works indexed on Credits.fm.

Format

0083527053Sequential number

9Check digit

Sequential number:: Globally unique number assigned by CISAC/SUISA when the rights-holder was registered.
Check digit:: ISO 7064 Mod 10-1 check digit that validates the IPI.

Credit Chain

ISWC74 works

IPIDouwe Holwerda

MusicianDouwe Holwerda

Works

Publishers

—

Avg. Share

SourcesMusicBrainzMLCMusicBrainz3 sources

Verified on

MusicBrainz artist record

Identifier Graph

Who is IPI 00835270539?

00835270539 is an Interested Parties Information (IPI) code assigned to Douwe Holwerda, a songwriter. IPI numbers are unique identifiers managed by SUISA on behalf of CISAC, used by performing rights organizations worldwide to identify rights holders and distribute royalties.

Douwe Holwerda has 74 musical works (ISWCs) in our database.

Douwe Holwerda

Format

Verified on

People also ask

Who is IPI 00835270539?

Douwe Holwerda

Format

Musical Works (ISWC) (74)

Verified on

People also ask

Who is IPI 00835270539?

Musical Works (ISWC) (74)