小林澄子，日本漫画《名侦探柯南》及其衍生作品中的角色之一，帝丹小学1年级B班的班主任，白鸟警官的女友，自小就很喜欢江户川乱步的《怪人二十面相》系列，受故事的影响，拥有很强的正义感。对警察有着很崇高的敬仰，也曾梦想成为一名女警。后来喜欢上小孩子的她成为一名小学教师。
Sumiko Kobayashi (小林 澄子 Kobayashi Sumiko), also known as Liz Faulkner in the Funimation dub, is a character in the manga and anime franchise Detective Conan. She is the homeroom teacher of Conan Edogawa and the girlfriend of Ninzaburo Shiratori. She is also the self-appointed, and somewhat unwelcome, "manager" of the Detective Boys.