Can I secretly baptize?

The parents of my grandchildren are not practicing Catholics and have opted not to baptize their children at this time.
As a layperson (and grandfather concerned about their souls), is it permissible for me to baptize them without their parent’s knowledge or approval?
Thanks for your answer in advance.

These links should provide you with the guidance you seek about how to handle your daughter and son-in-law’s decision not to baptize their son. If you have any further questions or concerns that are not answered by these links, please contact Catholic Answers directly.

Recommended Reading:

*] How can I get my grandson baptized?
*] Should I baptize my nephews myself?
*] Can I baptize someone if I am not a priest?
*] Baptism

DISCLAIMER: The views and opinions expressed in these forums do not necessarily reflect those of Catholic Answers. For official apologetics resources please visit