William Thomas Howlett
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- 1 William Thomas Howlett [1]
- Mary O'Halloran b. 1886 d. 24 Jan 1953
- 2 Eleanor Howlett [1.1]
- 2 Katherine Howlett [1.2]
- 2 E.M. Howlett [1.3]
- 2 James Howlett [1.4]
- 2 Patrick Howlett [1.5]
- 2 John Howlett [1.6]
- 2 Robert Howlett [1.7]
- 2 Gerald Howlett [1.8]
- 2 Eleanor Howlett [1.1]