Filing separate, am I eligible for the full child tax credit? The other parent is not claiming the kids.

[DoninGA]

You are only eligible for half of the child tax credit if you are filing as Married Filing Separately

See this TurboTax support FAQ for filing jointly versus separately - https://ttlc.intuit.com/turbotax-support/en-us/help-article/taxation/better-married-couple-file-join...