To provide a gas barrier container having excellent transparency and preferable adhesion of a gas barrier film in the whole part of the container having a complicated shape, and capable of keeping preferable gas barrier property after filling a content like beverage and storing the same for a predetermined period, and a manufacturing method of the gas barrier container.SOLUTION: A gas barrier container formed of a thermoplastic resin container comprises a gas barrier layer (a) on a substrate. The gas barrier layer (a) is a layer adjacent to the substrate containing Si, O, N and C, and has a predetermined composition and thickness more than predetermined thickness at any part of a neck part, a body part and a bottom part of the gas barrier container.SELECTED DRAWING: Figure 2

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