Nylander akaroorwa nomudzimai Camilla (akaberekwa Altelius). Ane vana vatanhatu: Michelle (akaberekwa muna 1994), William (akaberekwa muna 1996), Alexander (akaberekwa muna 1998), Jacqueline (akaberekwa muna 2000), Stephanie (akaberekwa muna 2003), uye Daniella (akaberekwa muna 2006). William akanyorwa muna 2014
neToronto Maple Leafs sechisarudzo chechisere, apo Alexander akasarudzwawo neBuffalo Sabres mu2016 NHL Entry Draft. Alexander anotambira Chicago Blackhawks. Mwanasikana Jacqueline mutambi wenhabvu anoshuvira, anokwikwidza muWTA circuit pamwe nekukoreji kuSouthern Methodist University.