Hannigan dan suaminya adalah orang tua baptis Arden, putra [[Joss Whedon]].<ref name="Godmother Hannigan">[http://www.imdb.com/name/nm0004989/bio Hannigan is godmother of Joss Whedon's son], Alyson Hannigan.</ref>
===StalkingPenguntitan===
OnPada Februarytanggal 13, Februari 2013, Hannigan wasmemenangkan grantedlarangan aberkunjung temporarysementara restrainingterhadap orderJohn againstHobbs, warga [[New Hampshire]], residentsetelah Johnia Hobbsmengirimkan afterpesan hemengancam begandan sendingobsesif herkepada threateningHannigan and obsessive messages via themelalui Internet,; wishingHobbs tomenyatakan meetingin andbertemu possiblydan killmungkin hermembunuhnya. OnPada Marchtanggal 6, Maret 2013, the restraining order was extended to lastlarangan forberkunjung antersebut additionaldiperpanjang 4 yearstahun.<ref>Finn, Natalie. [http://ca.eonline.com/news/388241/alyson-hannigan-secures-restraining-order-over-alleged-online-death-threats Alyson Hannigan Secures Restraining Order Over Alleged Online Death Threats] ca.eonline.com. February 13, 2013. Retrieved on March 13, 2013.</ref>
