GOD'S WORD® Translation
Certainly, it doesn't matter whether a person is circumcised or not. Rather, what matters is being a new creation.

American Standard Version
For neither is circumcision anything, nor uncircumcision, but a new creature.

Berean Study Bible
For neither circumcision nor uncircumcision means anything. What counts is a new creation.

Douay-Rheims Bible
For in Christ Jesus neither circumcision availeth any thing, nor uncircumcision, but a new creature.

English Revised Version
For neither is circumcision anything, nor uncircumcision, but a new creature.

King James Bible
For in Christ Jesus neither circumcision availeth any thing, nor uncircumcision, but a new creature.

World English Bible
For in Christ Jesus neither is circumcision anything, nor uncircumcision, but a new creation.

Young's Literal Translation
for in Christ Jesus neither circumcision availeth anything, nor uncircumcision, but a new creation;

Galatians 6:15 Additional Translations ...