A shekara ta 2001, Birtaniya anti-talauci fundraiser Comic Relief ya tambayi uku mafi kyau-sayar da Birtaniya marubuta <unk> Delia Smith, Bridget Jones mahaliccin Helen Fielding, kuma Rowling <unk> su gabatar da littattafai da suka shafi su mafi shahara ayyukan ga wallafe-wallafe. Rowling ta biyu littattafai, Fantastic Dabbobi da kuma inda zan same su da kuma Fidditch Ta hanyar Ages, ne ostensibly faimiles na littattafai da aka samu a cikin library. Tun da faruwa a watan Maris shekara ta 2001, da littattafai sun tãra £15.7 miliyan ga sadaka Gingerbread (asali Daya Parent Iyalai), ya zama na farko jakadan a 2000. Rowling ya yi aiki tare da Sarah Brown rubuta wani littafi na yara labaru don taimakawa Daya Parent Iyalai. A watan Disamba shekara ta 2008, Rowling ya ba da Lumos Lumos Lumos Lumos bayar da £10.8 miliyan kudi don tallafawa a cikin wani sabon shekara-shekara littafin da aka kafa a watan Janairu shekara ta 2006, Rowling ya tafi a cikin wani m tallafi don samar da littattafai na yara.
Janairu shekara ta 2006