No, they can't, Anolda, but Creative Design does come out with a new angel annually, so if you are looking for 2017, it will be coming this fall. Also, there is one version with just stars if you want to embroider an existing angel without the prior years' date:
https://www.embroidery.com/product.ec?productID=275032
~Heather
[email protected]
Anolda W.
Can the date be changed on these angels