Data Protection Commission (DPC) has recently published four short guides for parents on children’s data protection rights under the GDPR. These guides are intended to help parents to understand their children’s rights and to answer questions that can arise in typical situations where those rights apply.
English: https://www.dataprotection.ie/en/dpc-guidance/my-childs-data-protection-rights
Irish: https://www.dataprotection.ie/ga/dpc-guidance/Cearta-Cosanta-Sonrai-Mo-Linbh