Meaning of 自分の分 in Japanese

It seems that your search contains the following:

Definition of 自分の分

じぶんのぶん(jibunnobun) 【自分の分】

彼女かのじょは自分じぶんの分析ぶんせきが正しいただしいと言い張るいいはる。

She persists in saying that her analysis is correct.

彼かれは自分じぶんの分け前わけまえに満足まんぞくせするずにはいられなかった。

He could not help being satisfied with his lot.

You always make excuses for not doing your share of the work.

You are always making excuses for not doing your share of the work.