William Pakenham may refer to:

• William Pakenham, 4th Earl of Longford (1819–1887), Anglo-Irish peer and politician
• William Pakenham (Royal Navy officer) (1861–1933), Anglo-Irish naval commander, nephew of the above

• W. S. Pakenham-Walsh (William Sandford Pakenham-Walsh), missionary

Topics referred to by the same term

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