- George DeGroff (HMMFddH,HMFFMBddH,HMFFMMBssWBdH)
- J. E. DeGroff (HMMFddd,HMFFMBddd,HMFFMMBssWBdd)
- John Frederick DeGroff (HMMFddHF,HMFFMBddHF,HMFFMMBssWBdHF)
- Marie Gertrude DeGroff (HMMFdsWFBsW,HMFFMBdsWFBsW,HMFFMMBssWBWSsWFBsW)
- M. M. DeGroff (HMMFddd,HMFFMBddd,HMFFMMBssWBdd)
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