''A Sister to Assist 'Er'' may refer to:
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''A Sister to Assist 'Er'' (play), a comic play by John le Breton
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''A Sister to Assist 'Er'' (1922 film), a silent film directed by George Dewhurst
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''A Sister to Assist 'Er'' (1927 film), a silent film directed by George Dewhurst
*
''A Sister to Assist 'Er'' (1930 film), a sound film directed by George Dewhurst
*
''A Sister to Assist 'Er'' (1938 film), a sound film directed by George Dewhurst
*
''A Sister to Assist 'Er'' (1948 film), a sound film directed by George Dewhurst
{{disambiguation