What is the ISWC for “Poor Shirley”?

The ISWC for “Poor Shirley” is T-903485767-5. An ISWC (International Standard Musical Work Code) uniquely identifies the underlying musical composition — melody, lyrics, and arrangement — rather than any single recording.

What is ISWC T-903485767-5?

ISWC T-903485767-5 identifies the musical composition “Poor Shirley”. ISWCs are defined by ISO 15707 and managed by CISAC to uniquely identify the underlying song — the melody, lyrics, and arrangement.

Who wrote “Poor Shirley”?

The credited songwriters for “Poor Shirley” are: CHRISTOPHER CROSS.

Who owns the copyright for “Poor Shirley”?

Copyright in a musical work is normally split between the people who wrote it and the publishers that administer their shares, so there is rarely a single owner. Credits.fm indexes registered credits rather than legal ownership: for “Poor Shirley” the registered writers are CHRISTOPHER CROSS. Publisher administration chains are recorded per writer — open a writer's IPI page to see the publishers registered against their share.

How many recordings use ISWC T-903485767-5?

ISWC T-903485767-5 has 2 recordings (ISRCs) associated with it. Each recording is a distinct version — such as the original, a remix, a live performance, or a cover — that shares the same underlying composition.

How is an ISWC different from an ISRC?

An ISWC identifies a musical work (the underlying composition — melody, lyrics, arrangement). An ISRC identifies a specific sound recording of that work. One ISWC can have many ISRCs — for example, the original recording, a remix, a live version, and a cover would each have their own ISRC but share the same ISWC.

ISWC · Musical Work

T-903485767-5

Poor Shirley

2 recordings

Last verified: April 11, 2026

The ISWC for “Poor Shirley” is T-903485767-5. ISWCs are ISO 15707 identifiers managed by CISAC; they identify the underlying song — its melody, lyrics, and arrangement — rather than any single recording. One composition can have many recordings (ISRCs). This work has 2 known recordings (ISRCs) indexed on Credits.fm. Credited songwriters: CHRISTOPHER CROSS.

Format

TPrefix

903485767Work number

5Check digit

Prefix:: "T" = musical work; "W" = work in progress.
Work number:

T-903485767-5

Format

T-903485767-5

Format

Who wrote this song?

What other identifiers does this connect to?

Which releases contain this work? (11)

Recordings (2)

Who are the artists on this work?

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What is ISWC T-903485767-5?

Which releases contain this work? (11)

Recordings (2)

Who are the artists on this work?