United Kingdom, April 27 -- Rupert Grint has quietly become a father for the second time.

The 'Harry Potter' actor and his partner Georgia Groome - who already have four-year-old Wednesday together - have been spotted out and about in Hampstead, north London, with their newborn bundled in a blanket.

In photos obtained by The Sun online, the 36-year-old star smiled broadly as he held the baby during a family walk, for which he dressed all in black.

Georgia, wearing sunglasses, smiled at the tot and planted a kiss on her forehead.

The baby appeared to have inherited their dad's distinctive red hair.

A spokesperson for the couple has yet to comment, so no further details about the new arrival are available.

The 'Servant' actor previous...